D. Timmerman

发表

A Mathematical Model for Interpretable Clinical Decision Support with Applications in Gynecology

Stephen P. Boyd, J. Suykens, T. Bourne, 2012, PloS one.

Functional linear discriminant analysis: a new longitudinal approach to the assessment of embryonic growth.

T. Bourne, B. De Moor, D. Timmerman, 2009, Human reproduction.

The use of a new logistic regression model for predicting the outcome of pregnancies of unknown location.

T. Bourne, D. Timmerman, S. Van Huffel, 2004, Human reproduction.

OC147: Mathematical decision trees vs. clinician‐based algorithms in the diagnosis of endometrial disease

D. Timmerman, O. Gevaert, A. Daemen, 2007 .

Preoperative ovarian cancer diagnosis using neuro-fuzzy approach

S. Huffel, D. Timmerman, E. Ifeachor, 2005 .

Experiences and well-being of healthcare professionals working in the field of ultrasound in obstetrics and gynaecology as the SARS-CoV-2 pandemic were evolving: a cross-sectional survey study

D. Timmerman, C. Lees, T. Bourne, 2022, BMJ Open.

A Prospective International Lung Ultrasound Analysis Study in Tertiary Maternity Wards During the Severe Acute Respiratory Syndrome Coronavirus 2 Pandemic

T. Bourne, D. Timmerman, J. Deprest, 2020, Journal of ultrasound in medicine : official journal of the American Institute of Ultrasound in Medicine.

Simple ultrasound‐based rules for the diagnosis of ovarian cancer

D. Jurkovic, T. Bourne, B. van Calster, 2008, Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.

Preoperative diagnosis of ovarian tumors using Bayesian kernel‐based methods

J. Suykens, B. van Calster, D. Timmerman, 2007, Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.

External Validation of Diagnostic Models to Estimate the Risk of Malignancy in Adnexal Masses

T. Bourne, B. van Calster, D. Timmerman, 2011, Clinical Cancer Research.

Rationalizing the management of pregnancies of unknown location: temporal and external validation of a risk prediction model on 1962 pregnancies.

T. Bourne, B. van Calster, D. Timmerman, 2013, Human reproduction.

Evaluation of Markers and Risk Prediction Models

M. Pencina, B. van Calster, E. Steyerberg, 2013, Medical decision making : an international journal of the Society for Medical Decision Making.

The EFSUMB Guidelines and Recommendations on the Clinical Practice of Contrast Enhanced Ultrasound (CEUS): Update 2011 on non-hepatic applications

L Barozzi, D A Clevert, M Hocke, 2011, Ultraschall in der Medizin.

Development of organoids from mouse and human endometrium showing endometrial epithelium physiology and long-term expandability

Dirk Timmerman, Frédéric Amant, Christel Meuleman, 2017, Development.

Prevalence of major levator abnormalities in symptomatic patients with an underactive pelvic floor contraction

D. Timmerman, J. Deprest, C. Burger, 2010, International Urogynecology Journal.

Logistic regression model to distinguish between the benign and malignant adnexal mass before surgery: a multicenter study by the International Ovarian Tumor Analysis Group.

T. Bourne, W. Collins, B. van Calster, 2005, Journal of clinical oncology : official journal of the American Society of Clinical Oncology.

Imaging in gynecological disease (22): clinical and ultrasound characteristics of ovarian embryonal carcinomas, non‐gestational choriocarcinomas and malignant mixed germ cell tumors

D. Timmerman, L. Valentin, G. Scambia, 2020, Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.

Validation of models to diagnose ovarian cancer in patients managed surgically or conservatively: multicentre cohort study

T. Bourne, B. van Calster, D. Timmerman, 2020, BMJ.

Developing risk models for multicenter data using standard logistic regression produced suboptimal predictions: A simulation study

B. van Calster, D. Timmerman, L. Wynants, 2020, Biometrical journal. Biometrische Zeitschrift.

Imaging in gynecological disease (16): clinical and ultrasound characteristics of serous cystadenofibromas in adnexa

D. Timmerman, L. Valentin, G. Scambia, 2019, Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.

Imaging in gynecological disease (14): clinical and ultrasound characteristics of ovarian clear cell carcinoma

D. Timmerman, L. Valentin, G. Scambia, 2018, Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.

Clinical Utility of Risk Models to Refer Patients with Adnexal Masses to Specialized Oncology Care: Multicenter External Validation Using Decision Curve Analysis

Dirk Timmerman, Jan Y Verbakel, Tom Bourne, 2017, Clinical Cancer Research.

Morcellation and risk of malignancy in presumed ovarian fibromas/fibrothecomas.

T. Bourne, B. van Calster, D. Timmerman, 2016, The Lancet. Oncology.

Practical guidance for applying the ADNEX model from the IOTA group to discriminate between different subtypes of adnexal tumors

T. Bourne, B. van Calster, D. Timmerman, 2015, Facts, views & vision in ObGyn.

Imaging techniques for the pre-surgical diagnosis of adnexal tumours.

T. Bourne, D. Timmerman, V. Vandecaveye, 2014, Best practice & research. Clinical obstetrics & gynaecology.

Presurgical diagnosis of adnexal tumours using mathematical models and scoring systems: a systematic review and meta-analysis.

Dirk Timmerman, Tom Bourne, Kirsten Van Hoorde, 2014, Human reproduction update.

Strategies to diagnose ovarian cancer: new evidence from phase 3 of the multicentre international IOTA study

D Timmerman, I Vergote, L Wynants, 2014, British Journal of Cancer.

Improving strategies for diagnosing ovarian cancer: a summary of the International Ovarian Tumor Analysis (IOTA) studies

J. Kaijser, C. Van Holsbeke, L. Valentin, 2013, Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.

Risk of malignancy in unilocular cysts: a study of 1148 adnexal masses classified as unilocular cysts at transvaginal ultrasound and review of the literature

S. Huffel, D. Jurkovic, D. Timmerman, 2013, Ultrasound in Obstetrics and Gynecology.

Simple dichotomous updating methods improved the validity of polytomous prediction models.

Sabine Van Huffel, Dirk Timmerman, Yvonne Vergouwe, 2013, Journal of clinical epidemiology.

Assessing the discriminative ability of risk models for more than two outcome categories

Dirk Timmerman, Yvonne Vergouwe, Ewout W. Steyerberg, 2012, European Journal of Epidemiology.

The independent effect of tumor size in predicting ovarian malignancy.

B. van Calster, D. Timmerman, S. Van Huffel, 2012, European journal of obstetrics, gynecology, and reproductive biology.

Characterizing Ovarian Pathology: Refining the Performance of Ultrasonography

T. Bourne, B. van Calster, D. Timmerman, 2012, International Journal of Gynecologic Cancer.

Preoperative identification of a suspicious adnexal mass.

T. Bourne, B. van Calster, D. Timmerman, 2012, Gynecologic oncology.

Triaging women with ovarian masses for surgery: observational diagnostic study to compare RCOG guidelines with an International Ovarian Tumour Analysis (IOTA) group protocol

T. Bourne, B. van Calster, D. Timmerman, 2012, BJOG : an international journal of obstetrics and gynaecology.

Imaging in gynecological disease (7): clinical and ultrasound features of Brenner tumors of the ovary

T. Bourne, D. Timmerman, L. Valentin, 2012, Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.

Key findings from the International Ovarian Tumor Analysis (IOTA) study: an approach to the optimal ultrasound based characterisation of adnexal pathology

T. Bourne, B. van Calster, D. Timmerman, 2012, Australasian journal of ultrasound in medicine.

Extending the c‐statistic to nominal polytomous outcomes: the Polytomous Discrimination Index

Sabine Van Huffel, Dirk Timmerman, Yvonne Vergouwe, 2012, Statistics in medicine.

Effect of cancer prevalence on the use of risk‐assessment cut‐off levels and the performance of mathematical models to distinguish malignant from benign adnexal masses

D. Jurkovic, T. Bourne, B. De Moor, 2011, Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.

Ovarian cancer arising in endometrioid cysts: ultrasound findings

D. Timmerman, G. Scambia, G. Ferrandina, 2011, Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.

Improving the preoperative classification of adnexal masses as benign or malignant by second‐stage tests

D. Jurkovic, T. Bourne, B. De Moor, 2011, Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.

ExternalValidationofDiagnosticModelstoEstimate theRisk of Malignancy in Adnexal Masses

S. Huffel, T. Bourne, D. Timmerman, 2011 .

Acoustic streaming cannot discriminate reliably between endometriomas and other types of adnexal lesion: a multicenter study of 633 adnexal masses

D. Jurkovic, T. Bourne, V. Van Belle, 2010, Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.

Refl ection and Reaction

D. Timmerman, F. Amant, L. Ameye, 2009 .

Imaging in gynaecology: How good are we in identifying endometriomas?

T. Bourne, B. van Calster, D. Timmerman, 2009, Facts, views & vision in ObGyn.

Prospective Internal Validation of Mathematical Models to Predict Malignancy in Adnexal Masses: Results from the International Ovarian Tumor Analysis Study

S. Van Huffel, C. Van Holsbeke, L. Valentin, 2009, Clinical Cancer Research.

Screening for ovarian carcinoma: not quite there yet.

D. Timmerman, F. Amant, L. Ameye, 2009, The Lancet Oncology.

Ultrasound Experience Substantially Impacts on Diagnostic Performance and Confidence when Adnexal Masses Are Classified Using Pattern Recognition

D. Jurkovic, T. Bourne, B. De Moor, 2009, Gynecologic and Obstetric Investigation.

Imaging of gynecological disease (4): clinical and ultrasound characteristics of struma ovarii

D. Timmerman, L. Valentin, D. Paladini, 2008, Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.

Imaging in gynecological disease (1): ultrasound features of metastases in the ovaries differ depending on the origin of the primary tumor

D. Timmerman, L. Valentin, G. Scambia, 2007, Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.

Discrimination between benign and malignant adnexal masses by specialist ultrasound examination versus serum CA-125.

Patrick Neven, Sabine Van Huffel, Dirk Timmerman, 2007, Journal of the National Cancer Institute.

External Validation of Mathematical Models to Distinguish Between Benign and Malignant Adnexal Tumors: A Multicenter Study by the International Ovarian Tumor Analysis Group

Sabine Van Huffel, Dirk Timmerman, Enrico Ferrazzi, 2007, Clinical Cancer Research.

The role of CnTI‐SonoVue in the diagnosis of ovarian masses with papillary projections: a preliminary study

D Timmerman, D. Timmerman, G. Scambia, 2007, Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.

Inclusion of CA-125 does not improve mathematical models developed to distinguish between benign and malignant adnexal tumors.

Sabine Van Huffel, Dirk Timmerman, Ignace Vergote, 2007, Journal of clinical oncology : official journal of the American Society of Clinical Oncology.

Imaging in gynecological disease

D. Timmerman, L. Valentin, D. Timmerman, 2007, Ultrasound in Obstetrics and Gynecology.

External Validation ofMathematical Models to Distinguish Between Benign andMalignant Adnexal Tumors : AMulticenter Study by the International Ovarian TumorAnalysis Group

S. Huffel, D. Timmerman, L. Valentin, 2007 .

Ultrasound characteristics of different types of adnexal malignancies.

D. Timmerman, L. Valentin, S. Van Huffel, 2006, Gynecologic oncology.

Subjective assessment of adnexal masses with the use of ultrasonography: an analysis of interobserver variability and experience

D. Timmerman, T. Bourne, W. Collins, 1999, Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.

A comparison of methods for preoperative discrimination between malignant and benign adnexal masses: the development of a new logistic regression model.

W P Collins, D Timmerman, I Vergote, 1999, American journal of obstetrics and gynecology.

Artificial neural network models for the preoperative discrimination between malignant and benign adnexal masses

J Vandewalle, W P Collins, D Timmerman, 1999, Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.

Terms, definitions and measurements to describe the sonographic features of adnexal tumors: a consensus opinion from the International Ovarian Tumor Analysis (IOTA) group

T. Bourne, D. Timmerman, L. Valentin, 2000, Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.

Prognostic importance of degree of differentiation and cyst rupture in stage I invasive epithelial ovarian carcinoma

Joos Vandewalle, Dirk Timmerman, Anthony Fyles, 2001, The Lancet.

Distinguishing the benign and malignant adnexal mass: an external validation of prognostic models. Letters to the Editor

T. Bourne, W. Collins, D. Timmerman, 2001 .

Re: Mol et al. Distinguishing the benign and malignant adnexal mass: an external validation of prognostic models. Gynecol Oncol 2001;80:162-7.

W P Collins, D Timmerman, I Vergote, 2001, Gynecologic oncology.

Three myths about risk thresholds for prediction models

B. van Calster, E. Steyerberg, D. Timmerman, 2019, BMC Medicine.

Use of ultrasound pattern recognition by expert operators to identify borderline ovarian tumors: a study of diagnostic performance and interobserver agreement

D. Jurkovic, D. Timmerman, L. Valentin, 2010, Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.

Real‐time ultrasound vs. evaluation of static images in the preoperative assessment of adnexal masses

D. Jurkovic, B. De Moor, D. Timmerman, 2008, Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.

Imaging in gynecological disease (23): clinical and ultrasound characteristics of ovarian carcinosarcoma

D. Timmerman, L. Valentin, G. Scambia, 2021, Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.

Ultrasound, macroscopic and histological features of malignant ovarian tumors

T. Bourne, D. Timmerman, L. Valentin, 2020, International Journal of Gynecological Cancer.

O-RADS US Risk Stratification and Management System: A Consensus Guideline from the ACR Ovarian-Adnexal Reporting and Data System Committee.

T. Bourne, D. Timmerman, C. Reinhold, 2019, Radiology.

of myometrium and uterine masses : a consensus opinion from the Morphological Uterus

B. Moor, T. Bourne, D. Timmerman, 2018 .

Subjective ultrasound assessment, the ADNEX model and ultrasound‐guided tru‐cut biopsy to differentiate disseminated primary ovarian cancer from metastatic non‐ovarian cancer

B. van Calster, D. Timmerman, E. Epstein, 2016, Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.

TERMS AND DEFINITIONS FOR DESCRIBING MYOMETRIAL PATHOLOGY USING ULTRASONOGRAPHY

B. Moor, T. Bourne, D. Timmerman, 2016 .

Systematic approach to sonographic evaluation of the pelvis in women with suspected endometriosis, including terms, definitions and measurements: a consensus opinion from the International Deep Endometriosis Analysis (IDEA) group

D. Jurkovic, T. Bourne, D. Timmerman, 2016, Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.

Terms, definitions and measurements to describe sonographic features of myometrium and uterine masses: a consensus opinion from the Morphological Uterus Sonographic Assessment (MUSA) group

T. Bourne, B. De Moor, D. Timmerman, 2015, Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.

Development and external validation of new ultrasound‐based mathematical models for preoperative prediction of high‐risk endometrial cancer

D. Timmerman, L. Ameye, A. Testa, 2014, Ultrasound in Obstetrics and Gynecology.

Imaging in gynecological disease (9): clinical and ultrasound characteristics of tubal cancer

D. Jurkovic, C. Van Holsbeke, L. Valentin, 2014, Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.

Imaging in gynecological disease (8): ultrasound characteristics of recurrent borderline ovarian tumors

D. Timmerman, L. Valentin, N. Colombo, 2013, Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.

Sex Cord-Stromal Tumors: Clinical Setting and Ultrasound Findings

D. Timmerman, C. Holsbeke, 2013 .

Terms, definitions and measurements to describe the sonographic features of the endometrium and intrauterine lesions: a consensus opinion from the International Endometrial Tumor Analysis (IETA) group

D Timmerman, T Bourne, T. Bourne, 2010, Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.

Imaging of gynecological disease (2): clinical and ultrasound characteristics of Sertoli cell tumors, Sertoli–Leydig cell tumors and Leydig cell tumors

D. Timmerman, L. Valentin, C. V. van Holsbeke, 2008, Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.

Imaging of gynecological disease (3): clinical and ultrasound characteristics of granulosa cell tumors of the ovary

D. Jurkovic, D. Timmerman, L. Valentin, 2008, Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.

Which extrauterine pelvic masses are difficult to correctly classify as benign or malignant on the basis of ultrasound findings and is there a way of making a correct diagnosis?

S. Huffel, D. Jurkovic, D. Timmerman, 2006, Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.

Ultrasound features of different histopathological subtypes of borderline ovarian tumors

D. Timmerman, I. Vergote, F. Smet, 2005, Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.

Intravenous contrast ultrasound in gynecology

Dirk Timmerman, Caroline Van Holsbeke, D. Timmerman, 2005 .

Uterine adenomyosis in the infertility clinic.

D. Timmerman, R. Devlieger, T. D’Hooghe, 2003, Human reproduction update.

International Endometrial Tumor Analysis (IETA) terminology in women with postmenopausal bleeding and sonographic endometrial thickness ≥ 4.5 mm: agreement and reliability study

B. De Moor, B. van Calster, D. Timmerman, 2018, Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.

Interobserver agreement in assessment of polycystic ovarian morphology using pattern recognition

T. Bourne, B. De Moor, D. Timmerman, 2016, Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.

Optimizing the ultrasound visualization of the endometrial-myometrial junction (EMJ)

B. De Moor, D. Timmerman, T. Van den Bosch, 2015, Facts, views & vision in ObGyn.

Prenatal Diagnosis of Harlequin Ichthyosis Using 3‐ and 4‐Dimensional Sonography

D. Timmerman, M. Kudla, 2010, Journal of ultrasound in medicine : official journal of the American Institute of Ultrasound in Medicine.

Predicting the outcome of pregnancies of unknown location: Bayesian networks with expert prior information compared to logistic regression.

S Van Huffel, D Timmerman, B De Moor, 2006, Human reproduction.

The clinical performance of the M4 decision support model to triage women with a pregnancy of unknown location as at low or high risk of complications.

T. Bourne, B. van Calster, D. Timmerman, 2016, Human reproduction.

Does a prediction model for pregnancy of unknown location developed in the UK validate on a US population?

K. Barnhart, T. Bourne, B. van Calster, 2010, Human Reproduction.

The accuracy of transvaginal ultrasonography for the diagnosis of ectopic pregnancy prior to surgery.

T. Bourne, D. Timmerman, S. Van Huffel, 2005, Human reproduction.

Predicting the clinical behavior of ovarian cancer from gene expression profiles

N. Pochet, P. van Hummelen, B. De Moor, 2005, International Journal of Gynecologic Cancer.

Changes in Cesarean section scar dimensions during pregnancy: a prospective longitudinal study

T. Bourne, D. Timmerman, A. Daemen, 2013, Ultrasound in Obstetrics and Gynecology.

Ultrasound‐based risk model for preoperative prediction of lymph‐node metastases in women with endometrial cancer: model‐development study

T. Bourne, B. van Calster, D. Timmerman, 2019, Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.

Intima-media thickness measurements in the fetus and mother during pregnancy: a feasibility study.

D. Timmerman, R. Devlieger, L. Ameye, 2014, Ultrasound in medicine & biology.

Contribution INTIMA-MEDIATHICKNESS MEASUREMENTS IN THE FETUS AND MOTHER DURING PREGNANCY : A FEASIBILITY STUDY

D. Timmerman, R. Devlieger, L. Ameye, 2014 .

Prospective assessment of the endometrium in postmenopausal breast cancer patients treated with fulvestrant

D. Timmerman, P. Neven, R. Paridaens, 2009, Breast Cancer Research and Treatment.

Third generation aromatase inhibitors may prevent endometrial growth and reverse tamoxifen-induced uterine changes in postmenopausal breast cancer patients.

D. Timmerman, P. Neven, S. Van Huffel, 2005, Annals of oncology : official journal of the European Society for Medical Oncology.

Clinical implications of intra‐ and interobserver reproducibility of transvaginal sonographic measurement of gestational sac and crown–rump length at 6–9 weeks' gestation

S. Van Huffel, D. Van Schoubroeck, D. Timmerman, 2011, Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.

A model and scoring system to predict outcome of intrauterine pregnancies of uncertain viability

T. Bourne, V. Van Belle, D. Timmerman, 2011, Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.

Limitations of current definitions of miscarriage using mean gestational sac diameter and crown–rump length measurements: a multicenter observational study

T. Bourne, D. Timmerman, C. Bottomley, 2011, Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.

Uterine and quality of life changes in postmenopausal women with an asymptomatic tamoxifen-thickened endometrium randomized to continuation of tamoxifen or switching to anastrozole

B. van Calster, D. Timmerman, P. Neven, 2010, Menopause.

Consensus on Recording Deep Endometriosis Surgery ( CORDES ) Part I : standardized reporting of surgical procedures †

D. Timmerman, A. Ebert, C. Chapron, 2016 .

Accuracy of peritoneal fluid measurements by transvaginal ultrasonography

T. Bourne, D. Timmerman, P. Lewi, 2010, Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.

Interpregnancy Weight Change and Risk for Adverse Perinatal Outcome

D. Timmerman, R. Devlieger, L. Ameye, 2013, Obstetrics and gynecology.

Screening for uterine tumours.

D. Timmerman, T. Van den Bosch, F. Amant, 2012, Best practice & research. Clinical obstetrics & gynaecology.

The use of ultrasound‐based ‘soft markers’ for the prediction of pelvic pathology in women with chronic pelvic pain—can we reduce the need for laparoscopy?

S. Huffel, T. Bourne, D. Timmerman, 2006, BJOG : an international journal of obstetrics and gynaecology.

Peritoneal full-conditioning reduces postoperative adhesions and pain: a randomised controlled trial in deep endometriosis surgery

D. Timmerman, P. Koninckx, J. Verguts, 2013, Journal of Ovarian Research.

Bayesian Input Selection for Neural Network Classifiers

Joos Vandewalle, Bart De Moor, Dirk Timmerman, 1998 .

Logistic Regression and Artificial Neural Networks for Classification of Ovarian Tumors

S. Huffel, D. Timmerman, J. D. Brabanter, 2004 .

Flawed external validation study of the ADNEX model to diagnose ovarian cancer

D Timmerman, B Van Calster, T Bourne, 2016, Gynecologic oncology reports.

Post-traumatic stress, anxiety and depression following miscarriage or ectopic pregnancy: a prospective cohort study

T. Bourne, D. Timmerman, L. Ameye, 2016, BMJ Open.

The Use of Contrasted Transvaginal Sonography in the Diagnosis of Gynecologic Diseases

D. Timmerman, E. Ferrazzi, G. Scambia, 2005, Journal of ultrasound in medicine : official journal of the American Institute of Ultrasound in Medicine.

Classification of ovarian tumor using Bayesian least squares support vector machines

Sabine Van Huffel, Johan A. K. Suykens, Dirk Timmerman, 2003 .

Comparison of imputation approaches in ovarian tumor diagnostic models based on LS-SVMs

Sabine Van Huffel, Michalis Zervakis, Dirk Timmerman, 2007 .

Evaluating the use of telemedicine in gynaecological practice: a systematic review

D. Timmerman, T. Bourne, S. Murugesu, 2020, BMJ Open.

How might we combine the information we know about a mass better ? The use of mathematical models to handle medical data

Sabine Van Huffel, Bart De Moor, Dirk Timmerman, 2000 .

Does the presence of a Cesarean section scar influence the site of placental implantation and subsequent migration in future pregnancies: a prospective case–control study

T. Bourne, D. Timmerman, A. Daemen, 2012, Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.

Integrating proteomics in medical decision support systems using Bayesian networks

Bart De Moor, Olivier Gevaert, Dirk Timmerman, 2006 .

Mathematical decision trees versus clinician based algorithms in the diagnosis of endometrial disease

Olivier Gevaert, Dirk Timmerman, Anneleen Daemen, 2007 .

B. De Moor, D. Timmerman, O. Gevaert, 2008 .

Optimizing variable order, selection and cost using a genetic algorithm for modeling ovarian masses with Bayesian networks

Bart De Moor, Olivier Gevaert, Dirk Timmerman, 2008 .

Structure learning of Bayesian networks with MCMC : extension to incomplete data and decision trees as local models

Bart De Moor, Olivier Gevaert, Dirk Timmerman, 2009 .

The DALI vitamin D randomized controlled trial for gestational diabetes mellitus prevention: No major benefit shown besides vitamin D sufficiency.

D. Timmerman, P. Lips, R. Devlieger, 2020, Clinical nutrition.

DALI: Vitamin D and lifestyle intervention for gestational diabetes mellitus (GDM) prevention: an European multicentre, randomised trial – study protocol

D. Timmerman, R. Devlieger, M. V. van Poppel, 2013, BMC Pregnancy and Childbirth.

Physical activity, depressed mood and pregnancy worries in European obese pregnant women: results from the DALI study

D. Timmerman, R. Devlieger, M. V. van Poppel, 2015, BMC Pregnancy and Childbirth.

Cancer Surveillance in Healthy Carriers of Germline Pathogenic Variants in BRCA1/2: A Review of Secondary Prevention Guidelines

D. Timmerman, P. Neven, H. Wildiers, 2020, Journal of oncology.

Adaptive sample size determination for the development of clinical prediction models

B. van Calster, E. Steyerberg, D. Timmerman, 2021, Diagnostic and Prognostic Research.

Ultrasonography in the prediction of complications during and after uterine myomectomy

D. Timmerman, L. Ameye, J. Verguts, 2016, Gynecological Surgery.

Ultrasound assessment of the peri‐implantation uterus: a review

T. Bourne, D. Timmerman, A. Pexsters, 2012, Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.

Uterine ultrasound and endometrial biopsy in tamoxifen users

D. Timmerman, P. Neven, W. Froyman, 2020, Breast Cancer Research and Treatment.

Genomic changes in endometrial polyps associated with tamoxifen show no evidence for its action as an external carcinogen.

D. Timmerman, P. Neven, P. Cin, 1998, Cancer research.

Typical ultrasound features of various endometrial pathologies described using International Endometrial Tumor Analysis (IETA) terminology in women with abnormal uterine bleeding

T. Bourne, B. van Calster, D. Timmerman, 2020, Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.

Intra-cavitary uterine pathology in women with abnormal uterine bleeding: a prospective study of 1220 women

T. Bourne, D. Timmerman, T. Van den Bosch, 2015, Facts, views & vision in ObGyn.

Ultrasound examination before, during, and after office endometrial sampling

D. Timmerman, T. Bosch, D. Schoubroeck, 2013, Gynecological Surgery.

Pre-sampling ultrasound evaluation and assessment of the tissue yield during sampling improves the diagnostic reliability of office endometrial biopsy

B. van Calster, D. Timmerman, T. Van den Bosch, 2012, Journal of obstetrics and gynaecology : the journal of the Institute of Obstetrics and Gynaecology.

Pain experienced during transvaginal ultrasound, saline contrast sonohysterography, hysteroscopy and office sampling: a comparative study

B. De Moor, D. Timmerman, O. Gevaert, 2008, Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.

A thin and regular endometrium on ultrasound is very unlikely in patients with endometrial malignancy

D. Timmerman, T. Van den Bosch, F. Amant, 2007, Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.

Diagnostic strategies in endometrial cancer

D. Timmerman, T. Bosch, 2005 .

Ultrasound examination of the endometrium before and after Pipelle endometrial sampling

D. Timmerman, S. Van Huffel, T. Van den Bosch, 2005, Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.

The pedicle artery sign based on sonography with color Doppler imaging can replace second‐stage tests in women with abnormal vaginal bleeding

S. Huffel, D. Timmerman, S. Van Huffel, 2003, Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.

Ultrasound assessment of endometrial thickness and endometrial polyps in women on hormonal replacement therapy.

D. Timmerman, S. Van Huffel, T. Van den Bosch, 2003, American journal of obstetrics and gynecology.

The influence of hormone replacement therapy on the ultrasound features of the endometrium: a prospective study.

D. Timmerman, J. D. Brabanter, L. Ameye, 2002 .

Ectopic pregnancy: using the hCG ratio to select women for expectant or medical management

T. Bourne, B. De Moor, B. van Calster, 2011, Acta obstetricia et gynecologica Scandinavica.

IDEAL study: magnetic resonance imaging for suspected deep endometriosis assessment prior to laparoscopy is as reliable as radiological imaging as a complement to transvaginal ultrasonography

T. Bourne, D. Timmerman, A. Wolthuis, 2020, Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.

Predicting the risk of malignancy in adnexal masses based on the Simple Rules from the International Ovarian Tumor Analysis group.

T. Bourne, B. van Calster, D. Timmerman, 2016, American Journal of Obstetrics and Gynecology.

Response to: Correspondence on "ESGO/ISUOG/IOTA/ESGE Consensus Statement on pre-operative diagnosis of ovarian tumors" by Thomassin-Nagarra et al

D. Timmerman, I. Vergote, N. Concin, 2021, International Journal of Gynecological Cancer.

Neo-Adjuvant Chemotherapy Reduces, and Surgery Increases Immunosuppression in First-Line Treatment for Ovarian Cancer

D. Timmerman, I. Vergote, A. Coosemans, 2021, Cancers.

Independent Test Set Performance in the Prediction of Early Relapse in Ovarian Cancer with Gene Expression Profiles

N. Pochet, B. De Moor, D. Timmerman, 2005, Clinical Cancer Research.

Molecular profiling of platinum resistant ovarian cancer: Use of the model in clinical practice

N. Pochet, B. De Moor, D. Timmerman, 2006, International journal of cancer.

Adaptive sample size determination for the development of clinical prediction models

B. van Calster, E. Steyerberg, D. Timmerman, 2020, Diagnostic and Prognostic Research.

A randomized trial on the use of ultrasonography or office hysteroscopy for endometrial assessment in postmenopausal patients with breast cancer who were treated with tamoxifen.

T. Bourne, W. Collins, D. Timmerman, 1998, American journal of obstetrics and gynecology.

Automated follicle count using three‐dimensional ultrasound in polycystic ovarian morphology

D. Timmerman, W. Froyman, D. van Schoubroeck, 2018, Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.

The Risk of Endometrial Malignancy and Other Endometrial Pathology in Women with Abnormal Uterine Bleeding: An Ultrasound-Based Model Development Study by the IETA Group

T. Bourne, B. van Calster, D. Timmerman, 2022, Gynecologic and Obstetric Investigation.

Consensus on revised definitions of Morphological Uterus Sonographic Assessment (MUSA) features of adenomyosis: results of modified Delphi procedure

D. Jurkovic, T. Bourne, D. Timmerman, 2021, Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.

Juvenile cystic adenomyosis: A case report and review of the literature

D. Timmerman, T. Van den Bosch, J. Deprest, 2019, Australasian Journal of Ultrasound in Medicine.

Guiding histological assessment of uterine lesions using 3D in vitro ultrasonography and stereotaxis

D. Timmerman, T. Van den Bosch, A. Cornelis, 2017, Facts, views & vision in ObGyn.

Optimizing the Histological Diagnosis of Adenomyosis Using in vitro Three-Dimensional Ultrasonography

D. Timmerman, T. Van den Bosch, A. Cornelis, 2016, Gynecologic and Obstetric Investigation.

Morcellation of uterine leiomyomas: a plea for patient triage.

D. Timmerman, T. Van den Bosch, F. Amant, 2015, The Lancet. Oncology.

Prospective study to assess fluid accumulation and tenosynovial changes in the aromatase inhibitor-induced musculoskeletal syndrome: 2-year follow-up data.

B. van Calster, D. Timmerman, P. Neven, 2013, Annals of oncology : official journal of the European Society for Medical Oncology.

A new imaging technology to reduce the radiation dose during uterine fibroid embolization

D. Timmerman, H. Bosmans, S. Cornelissen, 2018, Acta radiologica.

2D versus 3D roadmap for uterine artery catheterization: impact on several angiographic parameters

D. Timmerman, H. Bosmans, W. Poppe, 2014, Acta radiologica.

Beliefs, Barriers, and Preferences of European Overweight Women to Adopt a Healthier Lifestyle in Pregnancy to Minimize Risk of Developing Gestational Diabetes Mellitus: An Explorative Study

D. Timmerman, R. Devlieger, M. V. van Poppel, 2016, Journal of pregnancy.

Acute effects of tamoxifen and third-generation aromatase inhibitors on menopausal symptoms of breast cancer patients

E. van Limbergen, D. Timmerman, P. Neven, 2004, Anti-cancer drugs.

Københavns Universitet Beliefs, Barriers, and Preferences of European Overweight Women to Adopt a Healthier Lifestyle in Pregnancy to Minimize Risk of Developing Gestational Diabetes Mellitus

D. Timmerman, R. Devlieger, F. Snoek, 2018 .

Syddansk Universitet Beliefs , Barriers , and Preferences of European Overweight Women to Adopt a Healthier Lifestyle in Pregnancy to Minimize Risk of Developing Gestational Diabetes Mellitus

D. Timmerman, R. Devlieger, F. Snoek, 2016 .

University of Southern Denmark Beliefs, Barriers, and Preferences of European Overweight Women to Adopt a Healthier Lifestyle in Pregnancy to Minimize Risk of Developing Gestational Diabetes Mellitus

D. Timmerman, R. Devlieger, F. Snoek, 2016 .

Associations of Body Mass Index (Maternal BMI) and Gestational Diabetes Mellitus with Neonatal and Maternal Pregnancy Outcomes in a Multicentre European Database (Diabetes and Pregnancy Vitamin D and Lifestyle Intervention for Gestational Diabetes Mellitus Prevention)

D. Timmerman, R. Devlieger, F. Snoek, 2012, ISRN obesity.

Reply of the Authors: Endometriosis: is laparoscopy justified without previous ultrasonogram and magnetic resonance imaging (MRI)? & High prevalence of endometriosis in infertile women with normal ovulation and normospermic partners

D. Timmerman, S. Fieuws, C. Meuleman, 2010 .

Clinical Data Miner - a web-based electronic data capture framework for multi-centric studies with imaging modalities

Bart De Moor, Dirk Timmerman, A. Installe, 2011 .

The rs1800716 variant in CYP2D6 is associated with an increased double endometrial thickness in postmenopausal women on tamoxifen.

D. Timmerman, P. Neven, D. Lambrechts, 2014, Annals of oncology : official journal of the European Society for Medical Oncology.

Prevalent breast cancer patients with a homozygous mutant status for CYP2D6*4: response and biomarkers in tamoxifen users

S. Huffel, D. Timmerman, P. Neven, 2009, Breast Cancer Research and Treatment.

Definition and sonographic reporting system for Cesarean scar pregnancy in early gestation: modified Delphi method

T. Bourne, D. Timmerman, T. Van den Bosch, 2021, Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.

Managing pregnancy of unknown location based on initial serum progesterone and serial serum hCG levels: development and validation of a two‐step triage protocol

T. Bourne, B. van Calster, D. Timmerman, 2016, Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.

T. Bourne, B. van Calster, D. Timmerman, 2013, Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.

Standardized approach for imaging and measuring Cesarean section scars using ultrasonography

T. Bourne, D. Timmerman, A. Pexsters, 2012, Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.

Nucleosome footprinting in plasma cell-free DNA for the pre-surgical diagnosis of ovarian cancer

B. van Calster, D. Timmerman, P. Neven, 2022, NPJ genomic medicine.

Meigs' syndrome with elevated serum CA 125 levels: two case reports and review of the literature.

D. Timmerman, I. Vergote, P. Moerman, 1995, Gynecologic oncology.

Does the presence of a Caesarean section scar affect implantation site and early pregnancy outcome in women attending an early pregnancy assessment unit?

T. Bourne, B. van Calster, D. Timmerman, 2013, Human reproduction.

Prospective study to assess short-term intra-articular and tenosynovial changes in the aromatase inhibitor-associated arthralgia syndrome.

B. van Calster, D. Timmerman, P. Neven, 2008, Journal of clinical oncology : official journal of the American Society of Clinical Oncology.

Prognostic factors for post-traumatic stress, anxiety and depression in women after early pregnancy loss: a multi-centre prospective cohort study

B. van Calster, D. Timmerman, T. Bourne, 2022, BMJ Open.

Bayesian predictive models for ovarian cancer classification : evalution of logistic regression, multi layer perceptron and belief network models in the Bayesian context

Sabine Van Huffel, Joos Vandewalle, Bart De Moor, 2000 .

Ovarian tumor classification with assymetric support vector machines

Joos Vandewalle, Dirk Timmerman, Jeroen Dehaene, 1998 .

Debilitating musculoskeletal pain and stiffness with letrozole and exemestane: associated tenosynovial changes on magnetic resonance imaging

D. Timmerman, P. Neven, R. Paridaens, 2007, Breast Cancer Research and Treatment.

Ultrasound Determination of Chorionicity in Twin Pregnancy: Accuracy and Operator Experience

D. Timmerman, J. Deprest, R. Devlieger, 2001, Twin Research.

Validation of a virtual reality simulator for the use of transvaginal ultrasonography in gynaecology and early pregnancy

D. Timmerman, L. Ameye, T. Bourne, 2017, Australasian journal of ultrasound in medicine.

Prospective cross-validation of three methods of predicting failing pregnancies of unknown location.

T. Bourne, B. van Calster, D. Timmerman, 2007, Human reproduction.

Acquired uterine vascular malformations: radiological and clinical outcome after transcatheter embolotherapy

D. Timmerman, S. Heye, G. Maleux, 2006, European Radiology.

Re: "Diagnostic Accuracies of the Ultrasound and Magnetic Resonance Imaging ADNEX Scoring Systems for Ovarian Adnexal Mass: Systematic Review and Meta-Analysis".

B. van Calster, D. Timmerman, L. Valentin, 2021, Academic radiology.

Consensus on Recording Deep Endometriosis Surgery: the CORDES statement.

D. Timmerman, H. Taylor, A. Ebert, 2016, Human reproduction.

Maximum Peak Systolic Velocity and Management of Highly Vascularized Retained Products of Conception

D. Timmerman, T. Van den Bosch, D. van Schoubroeck, 2015, Journal of ultrasound in medicine : official journal of the American Institute of Ultrasound in Medicine.

Endometrial safety of third generation aromatase inhibitors versus tamoxifen in breast cancer patients.

D. Timmerman, P. Neven, R. Paridaens, 2006, International journal of gynecological cancer : official journal of the International Gynecological Cancer Society.

Treatment of Menopausal Vasomotor Symptoms with Fezolinetant, a Neurokinin 3 Receptor Antagonist: A Phase 2a Trial.

D. Timmerman, H. Depypere, S. Ramael, 2019, The Journal of clinical endocrinology and metabolism.

Diagnostic protocols for the management of pregnancy of unknown location: a systematic review and meta‐analysis

T. Bourne, B. van Calster, D. Timmerman, 2018, BJOG : an international journal of obstetrics and gynaecology.

Images in clinical medicine. Tamoxifen-induced endometrial polyp.

D. Timmerman, I. Vergote, 1996, The New England journal of medicine.

Risk assessment for endometrial cancer in women with abnormal vaginal bleeding: Results from the prospective IETA‐1 cohort study

T. Bourne, B. van Calster, D. Timmerman, 2022, International journal of gynaecology and obstetrics: the official organ of the International Federation of Gynaecology and Obstetrics.

Consensus Statement on pre- operative diagnosis of ovarian tumors

T. Bourne, D. Timmerman, N. Concin, 2021 .

Removal of focal intracavitary lesions results in cessation of abnormal uterine bleeding in the vast majority of women

B. De Moor, D. Timmerman, A. Daemen, 2008, Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.

Burnout, well-being and defensive medical practice among obstetricians and gynaecologists in the UK: cross-sectional survey study

T. Bourne, B. van Calster, D. Timmerman, 2019, BMJ Open.

The Thessaloniki ESHRE/ESGE consensus on diagnosis of female genital anomalies.

A. Di Spiezio Sardo, D. Timmerman, N. Amso, 2016, Human reproduction.

Random‐effects meta‐analysis of the clinical utility of tests and prediction models

R D Riley, D Timmerman, L Wynants, 2018, Statistics in medicine.

Endometrial cancer.

Patrick Neven, Dirk Timmerman, Philippe Moerman, 2005, Lancet.

Using literature and data to learn Bayesian networks as clinical models of ovarian tumors

Bart De Moor, Dirk Timmerman, Yves Moreau, 2004, Artif. Intell. Medicine.

Organoids of epithelial ovarian cancer as an emerging preclinical in vitro tool: a review

D. Timmerman, I. Vergote, T. Van Gorp, 2019, Journal of Ovarian Research.

Defining safe criteria to diagnose miscarriage: prospective observational multicentre study

Dirk Timmerman, Tom Bourne, Ben Van Calster, 2015, BMJ : British Medical Journal.

Imaging in gynecological disease (17): ultrasound features of malignant ovarian yolk sac tumors (endodermal sinus tumors)

D. Timmerman, S. Guerriero, A. Testa, 2020, Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.

Imaging in gynecological disease (24): clinical and ultrasound characteristics of ovarian mature cystic teratomas

D. Timmerman, L. Valentin, F. Moro, 2022, Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.

Anaplastic nodules in an ovarian mucinous tumor. Case report and literature review.

D. Timmerman, I. Vergote, P. Moerman, 1998, European journal of gynaecological oncology.

Ultrasonographic features of the endometrium and the ovaries in women on etonogestrel implant

D. Timmerman, S. Van Huffel, T. Van den Bosch, 2002, Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.

Adenomyosis and Subfertility: Evidence of Association and Causation

D. Timmerman, C. Meuleman, C. Tomassetti, 2013, Seminars in Reproductive Medicine.

Is the Prevalence of Adenomyosis Higher in Infertility Patients Than in Fertile Women ?

D. Timmerman, C. Meuleman, C. Tomassetti, 2013 .

Patient-derived organoids from endometrial disease capture clinical heterogeneity and are amenable to drug screening

D. Timmerman, D. Lambrechts, I. Vergote, 2019, Nature Cell Biology.

Clinical management of uterine sarcomas.

D. Timmerman, I. Vergote, M. Debiec‐Rychter, 2009, The Lancet. Oncology.

Do pocket‐sized ultrasound machines have the potential to be used as a tool to triage patients in obstetrics and gynecology?

D Timmerman, T Bourne, T. Bourne, 2012, Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.

Refining Ovarian Cancer Test accuracy Scores (ROCkeTS): protocol for a prospective longitudinal test accuracy study to validate new risk scores in women with symptoms of suspected ovarian cancer

T. Bourne, B. van Calster, D. Timmerman, 2016, BMJ Open.

Randomized Controlled Trial of Neurokinin 3 Receptor Antagonist Fezolinetant for Treatment of Polycystic Ovary Syndrome

D. Timmerman, B. Fauser, J. Laven, 2021, The Journal of clinical endocrinology and metabolism.

Chromosomal Instability in Cell-Free DNA as a Highly Specific Biomarker for Detection of Ovarian Cancer in Women with Adnexal Masses

D. Timmerman, P. Neven, D. Lambrechts, 2016, Clinical Cancer Research.

A spline-based tool to assess and visualize the calibration of multiclass risk predictions

Sabine Van Huffel, Dirk Timmerman, Ben Van Calster, 2015, J. Biomed. Informatics.

What determines the need to morcellate the uterus during total laparoscopic hysterectomy?

B. van Calster, D. Timmerman, S. Van Huffel, 2009, Journal of minimally invasive gynecology.

Viable cervical pregnancy with levonorgestrel containing intrauterine device, treated successfully with methotrexate and mifepristone.

D. Timmerman, J. Deprest, F. Amant, 2005, European journal of obstetrics, gynecology, and reproductive biology.

Evaluating cut‐off levels for progesterone, β human chorionic gonadotropin and β human chorionic gonadotropin ratio to exclude pregnancy viability in women with a pregnancy of unknown location: A prospective multicenter cohort study

B. van Calster, D. Timmerman, E. Kirk, 2021, Acta obstetricia et gynecologica Scandinavica.

Pregnancy of unknown location: a consensus statement of nomenclature, definitions, and outcome.

Dirk Timmerman, George Condous, Tom Bourne, 2011, Fertility and sterility.

Color Doppler imaging is a valuable tool for the diagnosis and management of uterine vascular malformations

D. Timmerman, T. Van den Bosch, G. Maleux, 2003, Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.

Vascular malformations in the uterus: ultrasonographic diagnosis and conservative management.

D. Timmerman, T. Van den Bosch, K. Peeraer, 2000, European journal of obstetrics, gynecology, and reproductive biology.

Natural history of pregnancy‐related enhanced myometrial vascularity following miscarriage

D. Timmerman, T. Bourne, C. Stalder, 2020, Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.

Occurrence and Outcome of Residual Trophoblastic Tissue

N. Pochet, B. De Moor, D. Timmerman, 2008, Journal of ultrasound in medicine : official journal of the American Institute of Ultrasound in Medicine.

Prospective evaluation of blood flow in the myometrium and uterine arteries in the puerperium

D. Timmerman, S. Van Huffel, C. Lu, 2004, Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.

Color Doppler and gray‐scale ultrasound evaluation of the postpartum uterus

D. Timmerman, S. Van Huffel, C. Lu, 2002, Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.

Pain and bleeding pattern related to levonorgestrel intrauterine system (LNG-IUS) insertion.

D. Timmerman, T. Van den Bosch, L. Ameye, 2013, European journal of obstetrics, gynecology, and reproductive biology.

Noninvasive diagnosis of endometriosis: the role of imaging and markers.

D. Timmerman, J. Brosens, A. Starzinski-Powitz, 2003, Obstetrics and gynecology clinics of North America.

Predicting the prognosis of breast cancer by integrating clinical and microarray data with Bayesian networks

Bart De Moor, Olivier Gevaert, Dirk Timmerman, 2006, ISMB.

Diagnostic accuracy of transvaginal ultrasound examination for assigning a specific diagnosis to adnexal masses

D. Timmerman, L. Valentin, A. Lissoni, 2007, Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.

Elective uterine artery embolization prior to laparoscopic resection of interstitial pregnancy: two cases and literature review

D. Timmerman, S. Cornelissen, J. Deprest, 2018, Gynecological Surgery.

Nucleosome footprinting in plasma cell-free DNA for the pre-surgical diagnosis of ovarian cancer

T. Bourne, B. van Calster, D. Timmerman, 2022, npj Genomic Medicine.

General obstetrics: Failing pregnancies of unknown location: a prospective evaluation of the human chorionic gonadotrophin ratio

T. Bourne, B. van Calster, D. Timmerman, 2006, BJOG : an international journal of obstetrics and gynaecology.

Developing Organoids from Ovarian Cancer as Experimental and Preclinical Models

D. Timmerman, D. Lambrechts, I. Vergote, 2020, Stem cell reports.

The association between vaginal bacterial composition and miscarriage: a nested case–control study

T. Bourne, D. Timmerman, J. Marchesi, 2019, BJOG : an international journal of obstetrics and gynaecology.

Polypoid endometriosis of the bladder during pregnancy mimicking urachal carcinoma

D. Timmerman, F. Amant, S. Joniau, 2011, Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.

Signs and symptoms associated with uterine cancer in pre- and postmenopausal women

D. Timmerman, T. Van den Bosch, J. Verbakel, 2020, Heliyon.

OC262: Quantification of the pelvic floor contraction using 3D/4D translabial ultrasound

D. Timmerman, J. Deprest, D. de Ridder, 2007 .

OC264: Correlation between 3D/4D translabial ultrasound and colpocystodefecography in diagnosis of posterior compartment prolapse

D. Timmerman, J. Deprest, D. de Ridder, 2007 .

OC266: Incidence and prevalence of levator abnormalities in women with an underactive pelvic floor contraction and pelvic floor symptoms

D. Timmerman, J. Deprest, E. Domali, 2007 .

Should we screen for endometrial cancer?

D. Timmerman, I. Vergote, F. Amant, 2011, The Lancet. Oncology.

Ultrasound visualization of fetal membrane detachment at the uterine cervix: the ‘moon sign’

D. Timmerman, R. Devlieger, D. Oepkes, 2003, Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.

Organoids of the Female Reproductive Tract: Innovative Tools to Study Desired to Unwelcome Processes

D. Timmerman, H. Vankelecom, R. Heremans, 2021, Frontiers in Cell and Developmental Biology.

Pitfall in the diagnosis of endometrial cancer: case report of an endometrioid adenocarcinoma arising from uterine adenomyosis.

D. Timmerman, F. Amant, P. Moerman, 2011, European journal of gynaecological oncology.

Triaging pregnancies of unknown location: the performance of protocols based on single serum progesterone or repeated serum hCG levels.

T. Bourne, B. van Calster, D. Timmerman, 2014, Human reproduction.

External validation of models and simple scoring systems to predict miscarriage in intrauterine pregnancies of uncertain viability.

T. Bourne, V. Van Belle, D. Timmerman, 2013, Human reproduction.

Accurate prediction of pregnancy viability by means of a simple scoring system.

Sabine Van Huffel, Dirk Timmerman, Tom Bourne, 2013, Human reproduction.

Prediction of ectopic pregnancy in women with a pregnancy of unknown location

S Van Huffel, D Timmerman, B Van Calster, 2007, Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.

The psychological impact of early pregnancy loss

T. Bourne, D. Timmerman, J. Verbakel, 2018, Human reproduction update.

Imaging in gynaecological disease: clinical and ultrasound characteristics of mucocele of the appendix. A pictorial essay

D. Timmerman, C. V. van Holsbeke, S. Ahmad, 2013, Facts, views & vision in ObGyn.

Gestational sac and embryonic growth are not useful as criteria to define miscarriage: a multicenter observational study

D Timmerman, T Bourne, T. Bourne, 2011, Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.

New crown–rump length curve based on over 3500 pregnancies

D Timmerman, B De Moor, T Bourne, 2010, Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.

Is Serum Human Chorionic Gonadotrophin Follow-Up Necessary after Suspected Spillage of Trophoblast at the Time of Laparoscopic Surgery for Ectopic Pregnancy?

T. Bourne, D. Timmerman, A. Daemen, 2010, Gynecologic and Obstetric Investigation.

Ovarian-Adnexal Reporting Lexicon for Ultrasound: A White Paper of the ACR Ovarian-Adnexal Reporting and Data System Committee.

T. Bourne, D. Timmerman, C. Reinhold, 2018, Journal of the American College of Radiology : JACR.

Differences in post‐traumatic stress, anxiety and depression following miscarriage or ectopic pregnancy between women and their partners: multicenter prospective cohort study

T. Bourne, B. van Calster, D. Timmerman, 2020, Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.

Lidocaine Does Not Reduce Pain Perception during Gel Instillation Sonography or Subsequent Office Hysteroscopy: Results of a Randomized Trial

B. De Moor, D. Timmerman, A. Daemen, 2010, Gynecologic and Obstetric Investigation.

Absence of correlation between risk factors for endometrial cancer and the presence of tamoxifen-associated endometrial polyps in postmenopausal patients with breast cancer.

D. Timmerman, I. Vergote, J. Deprest, 2000, European journal of cancer.

Postmenopausal Bleeding: Ultrasound and Hydrosonography versus Hysteroscopy

D. Timmerman, 2003 .

Effect of gel‐instillation sonography on Doppler ultrasound findings in endometrial polyps

T. Bourne, D. Timmerman, L. Valentin, 2011, Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.

Significance of secondary ultrasonographic endometrial thickening in postmenopausal tamoxifen‐treated women

D. Timmerman, P. Neven, I. Vergote, 2003, Cancer.

Venous Air Embolism during Hysteroscopic Myomectomy: An Analysis of 7 Cases

D. Timmerman, S. Rex, J. Verguts, 2017, Gynecologic and Obstetric Investigation.

Early‐pregnancy events and subsequent antenatal, delivery and neonatal outcomes: prospective cohort study

B. Moor, T. Bourne, B. van Calster, 2019, Ultrasound in Obstetrics & Gynecology.

Performance of the American College of Obstetricians and Gynecologists' ovarian tumor referral guidelines with a multivariate index assay.

T. Bourne, B. van Calster, D. Timmerman, 2011, Obstetrics and gynecology.

Sex differences in fetal growth and immediate birth outcomes in a low-risk Caucasian population

T. Bourne, D. Timmerman, A. Pexsters, 2019, Biology of Sex Differences.

Monochorionic diamniotic twins: complications and management options

Dirk Timmerman, Jan Deprest, Eduard Gratacós, 2003, Current opinion in obstetrics & gynecology.

Imaging in gynecological disease (5): clinical and ultrasound characteristics in fibroma and fibrothecoma of the ovary

D. Timmerman, L. Valentin, D. Paladini, 2009, Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.

Hyperreactio luteinalis in a spontaneously conceived singleton pregnancy

D. Timmerman, F. Amant, P. Moerman, 2009, Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.

First‐trimester intrauterine hematoma and pregnancy complications

B. Moor, D. Timmerman, T. Bourne, 2020 .

OP15.02: Use of Crystal Vue technique for imaging of adnexal masses a pilot study

T. Bourne, D. Timmerman, S. Saso, 2017 .

Aromatase inhibitor-induced loss of grip strength is body mass index dependent: hypothesis-generating findings for its pathogenesis.

B. van Calster, D. Timmerman, P. Neven, 2011, Annals of oncology : official journal of the European Society for Medical Oncology.

Endometriomas: their ultrasound characteristics

T. Bourne, B. van Calster, D. Timmerman, 2010, Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.

Anti-TNF-α treatment for deep endometriosis-associated pain: a randomized placebo-controlled trial

D. Timmerman, D. Timmerman, P. Koninckx, 2008, Human reproduction.

28th World Congress on Ultrasound in Obstetrics and Gynecology, 20–24 October 2018, Singapore: presentations and awards

J., Y., T., 2018, Ultrasound in Obstetrics & Gynecology.

T. Bourne, B. van Calster, D. Timmerman, 2016, Human reproduction.

The use of ultrasound‐based ‘soft markers’ for the prediction of pelvic pathology in women with chronic pelvic pain—can we reduce the need for laparoscopy?

S. Huffel, T. Bourne, D. Timmerman, 2006, BJOG : an international journal of obstetrics and gynaecology.

Consensus On Recording Deep Endometriosis Surgery ( CORDES ) . Part II : standardized reporting of surgical trials †

D. Timmerman, A. Ebert, C. Chapron, 2016 .

Axillary lymph node status of operable breast cancers by combined steroid receptor and HER-2 status: triple positive tumours are more likely lymph node positive

S. Huffel, N. Pochet, D. Timmerman, 2008, Breast Cancer Research and Treatment.

External validation of the endometriosis fertility index (EFI) staging system for predicting non-ART pregnancy after endometriosis surgery.

D. Timmerman, S. Fieuws, C. Meuleman, 2013, Human reproduction.

Immunological parameters as a new lead in the diagnosis of ovarian cancer

D. Timmerman, I. Vergote, A. Coosemans, 2015, Facts, views & vision in ObGyn.

Gel infusion sonography in the evaluation of the uterine cavity

B. De Moor, D. Timmerman, A. Daemen, 2009, Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.

Associated malformations and chromosomal anomalies in 42 cases of prenatally diagnosed diaphragmatic hernia.

D. Timmerman, J. Deprest, J. Fryns, 2001, American journal of medical genetics.

Predictive analytics in health care: how can we know it works?

Dirk Timmerman, Ewout W. Steyerberg, Gary S. Collins, 2019, J. Am. Medical Informatics Assoc..

The ENDOCARE questionnaire (ECQ): a valid and reliable instrument to measure the patient-centeredness of endometriosis care in Europe.

D. Timmerman, K. Zondervan, L. Ameye, 2011, Human reproduction.

The relationship between first trimester fetal growth, pregnancy‐associated plasma protein A levels and birthweight

T. Bourne, B. De Moor, D. Timmerman, 2010, Prenatal diagnosis.

Risk of complications in patients with conservatively managed ovarian tumours (IOTA5): a 2-year interim analysis of a multicentre, prospective, cohort study.

T. Bourne, B. van Calster, D. Timmerman, 2019, The Lancet. Oncology.

Subjective assessment versus ultrasound models to diagnose ovarian cancer: A systematic review and meta-analysis.

D Timmerman, B Van Calster, B. van Calster, 2016, European journal of cancer.

Endometrial cancer

Patrick Neven, Dirk Timmerman, Philippe Moerman, 2005, The Lancet.

Predicting the clinical behavior of ovarian cancer from gene expression profiles

D Timmerman, N. Pochet, B. De Moor, 2005, International Journal of Gynecologic Cancer.

Body mass index and HER-2 overexpression in breast cancer patients over 50 years of age

B. Moor, N. Pochet, D. Timmerman, 2007, Breast Cancer Research and Treatment.

Imaging in gynecological disease (13): clinical and ultrasound characteristics of endometrioid ovarian cancer

D. Timmerman, L. Valentin, G. Scambia, 2018, Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.

Validation of ultrasound strategies to assess tumor extension and to predict high‐risk endometrial cancer in women from the prospective IETA (International Endometrial Tumor Analysis)‐4 cohort

D. Timmerman, L. Valentin, T. Van den Bosch, 2020, Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.

Gray‐scale and color Doppler ultrasound characteristics of endometrial cancer in relation to stage, grade and tumor size

D. Timmerman, L. Ameye, A. Måsbäck, 2011, Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.

New models to predict depth of infiltration in endometrial carcinoma based on transvaginal sonography

N. Pochet, B. De Moor, D. Timmerman, 2006, Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.

Treatment modalities in endometrial cancer

E. van Limbergen, D. Timmerman, P. Neven, 2007, Current opinion in oncology.

Age interacts with the expression of steroid and HER-2 receptors in operable invasive breast cancer

S. Huffel, D. Timmerman, P. Neven, 2008, Breast Cancer Research and Treatment.

Improved modeling of clinical data with kernel methods

Bart De Moor, Dirk Timmerman, Anneleen Daemen, 2012, Artif. Intell. Medicine.

Myeloid-derived suppressor cells at diagnosis may discriminate between benign and malignant ovarian tumors

B. van Calster, D. Timmerman, P. Neven, 2019, International Journal of Gynecological Cancer.

Assessment of measurement validity.

D. Timmerman, P. Koninckx, J. Verguts, 2006, Fertility and sterility.

Advanced Doppler imaging and trucut biopsy of a late‐stage cervical lymphoma

D. Timmerman, T. Tousseyn, W. Froyman, 2019, Australasian journal of ultrasound in medicine.

HE4 and CA125 as a diagnostic test in ovarian cancer: prospective validation of the Risk of Ovarian Malignancy Algorithm

D Timmerman, I Vergote, B De Moor, 2011, British Journal of Cancer.

Subjective assessment by ultrasound is superior to the risk of malignancy index (RMI) or the risk of ovarian malignancy algorithm (ROMA) in discriminating benign from malignant adnexal masses.

B. van Calster, D. Timmerman, F. Amant, 2012, European journal of cancer.

Misoprostol compared with methylergometrine for the prevention of postpartum haemorrhage: a double–blind randomised trial

D. Timmerman, F. Amant, B. Spitz, 1999, British journal of obstetrics and gynaecology.

Bayesian applications of belief networks and multilayer perceptrons for ovarian tumor classification with rejection

Bart De Moor, Dirk Timmerman, Yves Moreau, 2003, Artif. Intell. Medicine.

Pan-cancer detection and typing by mining patterns in large genome-wide cell-free DNA sequencing datasets

C. Dooms, D. Timmerman, P. Neven, 2022, medRxiv.

A simulation study of sample size demonstrated the importance of the number of events per variable to develop prediction models in clustered data.

S Van Huffel, D Timmerman, W Bouwmeester, 2015, Journal of clinical epidemiology.

Ovarian torsion in a premenarcheal girl: MRI findings

D. Timmerman, S. Dymarkowski, M. Smet, 2007, Abdominal Imaging.

Chlamydia trachomatis infection in patients attending an Early Pregnancy Unit: Prevalence, symptoms, pregnancy location and viability

T. Bourne, B. van Calster, D. Timmerman, 2008, Acta obstetricia et gynecologica Scandinavica.

Adnexal masses difficult to classify as benign or malignant using subjective assessment of gray‐scale and Doppler ultrasound findings: logistic regression models do not help

S. Huffel, D. Timmerman, L. Valentin, 2011, Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.

Ovarian cancer prediction in adnexal masses using ultrasound‐based logistic regression models: a temporal and external validation study by the IOTA group

S Van Huffel, D Timmerman, I Vergote, 2010, Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.

Application of proteomics in ovarian cancer: which sample should be used?

D. Timmerman, I. Vergote, F. Amant, 2009, Gynecologic oncology.

Consensus on Recording Deep Endometriosis Surgery: the CORDES statement.

D. Timmerman, A. Ebert, C. Chapron, 2016, Human reproduction.

Balancing false positives and false negatives for the detection of differential expression in malignancies

F De Smet, Y Moreau, K Engelen, 2004, British Journal of Cancer.

The impact of complaints procedures on the welfare, health and clinical practise of 7926 doctors in the UK: a cross-sectional survey

T. Bourne, B. van Calster, D. Timmerman, 2015, BMJ Open.

Peripherally-driven myeloid NFkB and IFN/ISG responses predict malignancy risk, survival, and immunotherapy regime in ovarian cancer

D. Timmerman, L. Boon, P. Agostinis, 2021, Journal for ImmunoTherapy of Cancer.

PET/CT in the staging of patients with a pelvic mass suspicious for ovarian cancer.

B. van Calster, D. Timmerman, P. Neven, 2013, Gynecologic oncology.

The value of laparoscopic skills courses

B. van Calster, D. Timmerman, S. Van Huffel, 2009, The Australian & New Zealand journal of obstetrics & gynaecology.

The Use of a New Gel Foam for the Evaluation of Tubal Patency

D. Timmerman, T. Van den Bosch, C. Meuleman, 2012, Gynecologic and Obstetric Investigation.

Detection of endometrial pathology using saline infusion sonography versus gel instillation sonography: a prospective cohort study.

D. Timmerman, S. Van Huffel, J. Luts, 2011, Fertility and sterility.

No influence of body mass index on first trimester fetal growth.

T. Bourne, D. Timmerman, C. Bottomley, 2010, Human reproduction.

Evaluating the risk of ovarian cancer before surgery using the ADNEX model: a multicentre external validation study

T. Bourne, B. van Calster, D. Timmerman, 2016, British Journal of Cancer.

The use of mathematical models to evaluate pelvic masses; can they beat an expert operator?

Dirk Timmerman, D. Timmerman, 2004, Best practice & research. Clinical obstetrics & gynaecology.

Sonographic determination of the position of a levonorgestrel intrauterine device

D. Timmerman, T. Van den Bosch, D. van Schoubroeck, 2009, Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.

Preoperative HE4 and ROMA values do not improve the CA125 diagnostic value for borderline tumors of the ovary (BOT) – a study of the TOC Consortium

D. Timmerman, I. Vergote, J. Sehouli, 2014, Journal of Ovarian Research.

Doctors' experiences and their perception of the most stressful aspects of complaints processes in the UK: an analysis of qualitative survey data

T. Bourne, B. van Calster, D. Timmerman, 2016, BMJ Open.

Doctors’ perception of support and the processes involved in complaints investigations and how these relate to welfare and defensive practice: a cross-sectional survey of the UK physicians

T. Bourne, B. van Calster, D. Timmerman, 2017, BMJ Open.

Impact of ovulation and implantation timing on first‐trimester crown–rump length and gestational age

T. Bourne, D. Timmerman, A. Daemen, 2012, Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.

Assessing first trimester growth: the influence of ethnic background and maternal age.

Dirk Timmerman, Bart De Moor, Anneleen Daemen, 2009, Human reproduction.

There is no role for uterine curettage in the contemporary diagnostic workup of women with a pregnancy of unknown location.

T. Bourne, B. van Calster, D. Timmerman, 2006, Human reproduction.

Visibility and measurement of Cesarean section scars in pregnancy: a reproducibility study

T. Bourne, D. Timmerman, A. Daemen, 2012, Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.

First International Consensus Report on Adnexal Masses: Management Recommendations

T. Bourne, D. Timmerman, D. Levine, 2017, Journal of ultrasound in medicine : official journal of the American Institute of Ultrasound in Medicine.

The characteristic ultrasound features of specific types of ovarian pathology (Review)

T. Bourne, D. Timmerman, C. Stalder, 2014, International journal of oncology.

Re: Validation of prediction model for successful vaginal birth after Cesarean delivery based on sonographic assessment of hysterotomy scar. A. Baranov, K. Å. Salvesen and O. Vikhareva. Ultrasound Obstet Gynecol 2018; 51: 189–193.

D. Timmerman, 2018, Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.

Predicting successful vaginal birth after Cesarean section using a model based on Cesarean scar features examined by transvaginal sonography

T. Bourne, B. van Calster, D. Timmerman, 2013, Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.

Sonographic classification and reporting system for diagnosing adenomyosis

T. Bourne, D. Timmerman, L. Valentin, 2019, Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.

OP36.09: Optimal ultrasound visualization of the endometrial‐myometrial junction (EMJ)

J. Kaijser, B. De Moor, A. Installe, 2012 .

Pregnancies of unknown location: consensus statement

D Timmerman, T Bourne, T. Bourne, 2006, Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.

Umbilical artery pulsatility index and fetal abdominal circumference in isolated gastroschisis

T. Bourne, B. De Moor, D. Timmerman, 2011, Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.

How to use power Doppler ultrasound in transvaginal assessment of uterine fibroids

D. Timmerman, T. Van den Bosch, L. Juffermans, 2022, Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.

Intravenous contrast ultrasound examination using contrast‐tuned imaging (CnTI™) and the contrast medium SonoVue® for discrimination between benign and malignant adnexal masses with solid components

S. Huffel, V. Van Belle, D. Timmerman, 2009, Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.

Do levels of serum cancer antigen 125 and creatine kinase predict the outcome in pregnancies of unknown location?

S Van Huffel, D Timmerman, B Van Calster, 2005, Human reproduction.

Laparoscopic treatment of an ectopic pregnancy in an undescended fallopian tube

D. Timmerman, B. Lewis, 1993 .

Sonographic examination of uterine niche in non‐pregnant women: a modified Delphi procedure

D Timmerman, T Bourne, T. Bourne, 2019, Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.

Accuracy of ultrasonography performed by examiners with varied training and experience in predicting specific pathology of adnexal masses

T. Bourne, D. Timmerman, S. Ghaem-Maghami, 2015, Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.

Unilocular adnexal cysts with papillary projections but no other solid components: is there a diagnostic method that can classify them reliably as benign or malignant before surgery?

D. Timmerman, L. Valentin, S. Van Huffel, 2013, Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.

Diagnostic accuracy of varying discriminatory zones for the prediction of ectopic pregnancy in women with a pregnancy of unknown location

T. Bourne, B. De Moor, D. Timmerman, 2005, Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.

Pain during Fallopian‐tube patency testing by hysterosalpingo‐foam sonography

D. Timmerman, T. Van den Bosch, L. Ameye, 2015, Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.

3D Ultrasound (3D US)

D. Timmerman, T. Bosch, D. Schoubroeck, 2015 .

Hysterosalpingo-foam sonography (HyFoSy) using two different balloon catheters: a randomized trial

D. Timmerman, L. Ameye, T. D’Hooghe, 2015, Gynecological Surgery.

OC24.01: Spontaneous conception after hysterosalpingo-foam sonography (HyFoSy)

D. Timmerman, T. D’Hooghe, T. Bosch, 2015 .

Diagnostic accuracy of transvaginal ultrasound for detection of endometriosis using International Deep Endometriosis Analysis (IDEA) approach: prospective international pilot study

D. Timmerman, C. Lu, T. Van den Bosch, 2022 .

ESGO/ISUOG/IOTA/ESGE Consensus Statement on pre-operative diagnosis of ovarian tumors

T. Bourne, D. Timmerman, N. Concin, 2021, International Journal of Gynecological Cancer.

Evaluating the risk of ovarian cancer before surgery using the ADNEX model to differentiate between benign, borderline, early and advanced stage invasive, and secondary metastatic tumours: prospective multicentre diagnostic study

Dirk Timmerman, Tom Bourne, Stefano Guerriero, 2014, BMJ : British Medical Journal.

Lesion size affects diagnostic performance of IOTA logistic regression models, IOTA simple rules and risk of malignancy index in discriminating between benign and malignant adnexal masses

B. van Calster, D. Timmerman, L. Valentin, 2012, Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.

OC21.02: Lesion size affects the diagnostic performance of the International Ovarian Tumor Analysis (IOTA) logistic regression models, the IOTA simple rules and the risk of malignancy index to estimate the risk of malignancy in adnexal masses

B. van Calster, D. Timmerman, L. Valentin, 2012 .

Pseudo-Meigs' syndrome caused by a hydropic degenerating uterine leiomyoma with elevated CA 125.

D. Timmerman, F. Amant, I. Vergote, 2001, Gynecologic oncology.

Building decision trees for diagnosing intracavitary uterine pathology

B. De Moor, D. Timmerman, O. Gevaert, 2009, Facts, views & vision in ObGyn.

Imaging of gynecological disease (6): clinical and ultrasound characteristics of ovarian dysgerminoma

D. Timmerman, L. Valentin, S. Guerriero, 2011, Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.

Psychological impact of endometrial monitoring in tamoxifen-treated postmenopausal breast cancer patients

T. Bourne, D. Timmerman, K. Demyttenaere, 2000, Journal of psychosomatic obstetrics and gynaecology.

Does a normal scan exclude the presence of significant pathology in women with chronic pelvic pain

S. Huffel, T. Bourne, D. Timmerman, 2003 .

The influence of weight gain patterns in pregnancy on fetal growth using cluster analysis in an obese and nonobese population

T. Bourne, D. Timmerman, J. Luts, 2013, Obesity.

A practical guideline for examining a uterine niche using ultrasonography in non-pregnant women: a modified Delphi method amongst European experts

T. Bourne, D. Timmerman, N. Amso, 2018 .

Simple ultrasound rules to distinguish between benign and malignant adnexal masses before surgery: prospective validation by IOTA group

Sabine Van Huffel, Dirk Timmerman, Ignace Vergote, 2010, BMJ : British Medical Journal.

Clinical evaluation of the NK3 receptor antagonist fezolinetant (a.k.a. ESN364) for the treatment of menopausal hot flashes

D. Timmerman, H. Depypere, S. Ramael, 2017 .

Sex differences in fetal growth and immediate birth outcomes in a low-risk Caucasian population

T. Bourne, D. Timmerman, A. Pexsters, 2019, Biology of Sex Differences.

Use of a pocket‐sized ultrasound machine (PUM) for routine examinations in the third trimester of pregnancy

D Timmerman, T Bourne, T. Bourne, 2014, Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.

ISUOG Consensus Statement on rationalization of early‐pregnancy care and provision of ultrasonography in context of SARS‐CoV‐2

T. Bourne, D. Timmerman, E. Kirk, 2020, Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.

The impact of early pregnancy events on long-term pregnancy outcomes: a prospective cohort study.

B. De Moor, B. van Calster, D. Timmerman, 2019, Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.

A comparison between an ultrasound based prediction model (LR2) and the risk of ovarian malignancy algorithm (ROMA) to assess the risk of malignancy in women with an adnexal mass.

T. Bourne, B. van Calster, D. Timmerman, 2013, Gynecologic oncology.

Is a motivational interviewing based lifestyle intervention for obese pregnant women across Europe implemented as planned? Process evaluation of the DALI study

D. Timmerman, S. Rollnick, R. Devlieger, 2017, BMC Pregnancy and Childbirth.

Prognostic Value of Serum HE4 Levels and Risk of Ovarian Malignancy Algorithm Scores at the Time of Ovarian Cancer Diagnosis

T. Bourne, B. van Calster, V. Van Belle, 2014, International Journal of Gynecologic Cancer.

Screening for data clustering in multicenter studies: the residual intraclass correlation

T. Bourne, B. van Calster, D. Timmerman, 2013, BMC Medical Research Methodology.

How to perform standardized sonographic examination of uterine niche in non‐pregnant women

T. Bourne, D. Timmerman, T. Van den Bosch, 2022, Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.

Sample size considerations and predictive performance of multinomial logistic prediction models

Maarten van Smeden, Dirk Timmerman, Ewout W Steyerberg, 2019, Statistics in medicine.

Ovarian mass-differentiating benign from malignant: the value of the International Ovarian Tumor Analysis ultrasound rules.

D. Timmerman, J. Abramowicz, 2017, American journal of obstetrics and gynecology.

First InternationalConsensusReporton AdnexalMasses ManagementRecommendations

T. Bourne, D. Timmerman, D. Levine, 2017 .

Gradient boosted trees with individual explanations: An alternative to logistic regression for viability prediction in the first trimester of pregnancy

Bart De Moor, Dirk Timmerman, Tom Bourne, 2021, Comput. Methods Programs Biomed..

Higher failure rates after uterine fibroid embolisation in patients with increasing uterine and dominant fibroid volumes

D. Timmerman, A. Laenen, G. Maleux, 2019 .

Long-term outcome and pre-interventional predictors for late intervention after uterine fibroid embolization.

D. Timmerman, A. Laenen, G. Maleux, 2020, European journal of obstetrics, gynecology, and reproductive biology.

Untapped potential of multicenter studies: a review of cardiovascular risk prediction models revealed inappropriate analyses and wide variation in reporting

D. Timmerman, L. Wynants, D. M. Kent, 2019, Diagnostic and Prognostic Research.

Automated characterisation of ultrasound images of ovarian tumours: the diagnostic accuracy of a support vector machine and image processing with a local binary pattern operator

S. Khazendar, H. Du, J. Kaijser, 2015, Facts, views & vision in ObGyn.

Does ignoring clustering in multicenter data influence the performance of prediction models? A simulation study

S Van Huffel, D Timmerman, Y Vergouwe, 2018, Statistical methods in medical research.

Comparing Analytical Decision Support Models Through Boolean Rule Extraction: A Case Study of Ovarian Tumour Malignancy

Sabine Van Huffel, Paulo J. G. Lisboa, Dirk Timmerman, 2007, ISNN.

Evaluating myometrial and cervical invasion in women with endometrial cancer: comparing subjective assessment with objective measurement techniques

D. Timmerman, L. Ameye, A. Testa, 2013, Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.

Multi-class AUC metrics and weighted alternatives

Sabine Van Huffel, Vanya Van Belle, Dirk Timmerman, 2008, 2008 IEEE International Joint Conference on Neural Networks (IEEE World Congress on Computational Intelligence).

Assessment of protein biomarkers for preoperative differential diagnosis between benign and malignant ovarian tumors.

T. Bourne, B. van Calster, D. Timmerman, 2020, Gynecologic oncology.

Clearance Rates of Ringer ’ s Lactate and Adept and the Effect of Full Conditioning : A Randomized Controlled Trial

D. Timmerman, P. Koninckx, J. Verguts, 2015 .

Post-traumatic stress, anxiety and depression following miscarriage and ectopic pregnancy: a multi-center, prospective, cohort study.

T. Bourne, B. van Calster, D. Timmerman, 2019, American journal of obstetrics and gynecology.

Safety and efficiency of performing transvaginal ultrasound-guided tru-cut biopsy for pelvic masses.

D. Timmerman, T. Van den Bosch, I. Vergote, 2021, Gynecologic oncology.

ESGO/ISUOG/IOTA/ESGE Consensus Statement on pre-operative diagnosis of ovarian tumors

T. Bourne, D. Timmerman, I. Vergote, 2021, International Journal of Gynecological Cancer.

Clinically oriented three‐step strategy for assessment of adnexal pathology

T. Bourne, D. Timmerman, L. Valentin, 2012, Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.

Implementing robotic assisted myomectomy in surgical practice – a retrospective cohort study

D. Timmerman, J. Verguts, S. Housmans, 2019, Gynecological Surgery.

Prospective study of uterine sonographic changes after 3 months endocrine treatment in postmenopausal breast cancer patients: tamoxifen is estrogenic while aromatase inhibitors induce atrophy and can reverse the effect of tamoxifen

S. Huffel, D. Timmerman, P. Neven, 2003 .

Menopausal symptoms and uterine changes in postmenopausal breast cancer patients receiving tamoxifen or third generation aromatase inhibitors

S. Huffel, D. Timmerman, P. Neven, 2004 .

Prospective study on the effect of endocrine treatments on menopausal symptoms in breast cancer patients

S. Huffel, D. Timmerman, P. Neven, 2003 .

Rationalizing the follow-up of pregnancies of unknown location.

S Van Huffel, D Timmerman, B Van Calster, 2007, Human reproduction.

Clinical and ultrasound characteristics of surgically removed adnexal lesions with largest diameter ≤ 2.5 cm: a pictorial essay

D. Timmerman, L. Valentin, G. Scambia, 2017, Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.

Ultrasound characteristics of endometrial cancer as defined by International Endometrial Tumor Analysis (IETA) consensus nomenclature: prospective multicenter study

B. Moor, T. Bourne, B. De Moor, 2017, Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.

Predictive Models for Long Term Survival after Premature Rupture of Membranes

J. Suykens, D. Timmerman, S. Van Huffel, 2005, 2005 IEEE Engineering in Medicine and Biology 27th Annual Conference.

The use of transvaginal ultrasonography to diagnose bladder carcinoma in women presenting with postmenopausal bleeding

D. Timmerman, T. Van den Bosch, J. Deprest, 2008, Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.

Assessing calibration of multinomial risk prediction models

Sabine Van Huffel, Dirk Timmerman, Yvonne Vergouwe, 2014, Statistics in medicine.

Reply: To PMID 22323094.

T. Bourne, D. Timmerman, A. Daemen, 2013, Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.

T. Bourne, D. Timmerman, A. Daemen, 2013 .

Confidence of expert ultrasound operators in making a diagnosis of adnexal tumor: effect on diagnostic accuracy and interobserver agreement

D Timmerman, D. Timmerman, L. Valentin, 2010, Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.

Evaluation of machine learning methods with Fourier Transform features for classifying ovarian tumors based on ultrasound images

Sabah Jassim, Dirk Timmerman, Andrés Bueno-Crespo, 2019, PloS one.

Automated classification of static ultrasound images of ovarian tumours based on decision level fusion

D. Timmerman, S. Khazendar, H. Al-Assam, 2014, 2014 6th Computer Science and Electronic Engineering Conference (CEEC).

OC14.01: Ultrasound characteristics of endometrial cancer as defined by the International Endometrial Tumor Analysis (IETA) consensus nomenclature a prospective multicentre study

T. Bourne, B. van Calster, D. Timmerman, 2017 .

Adding a single CA 125 measurement to ultrasound imaging performed by an experienced examiner does not improve preoperative discrimination between benign and malignant adnexal masses

S. Huffel, T. Bourne, B. van Calster, 2009, Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.

The potential use of urinary hCG measurements in the management of pregnancies of unknown location

T. Bourne, D. Timmerman, Y. Abdallah, 2020, Human fertility.

Why are some ectopic pregnancies characterized as pregnancies of unknown location at the initial transvaginal ultrasound examination?

T. Bourne, B. De Moor, D. Timmerman, 2008, Acta obstetricia et gynecologica Scandinavica.

External validation of models to predict the outcome of pregnancies of unknown location: a multicentre cohort study

T. Bourne, B. van Calster, D. Timmerman, 2020, BJOG : an international journal of obstetrics and gynaecology.

Triaging women with pregnancy of unknown location using two‐step protocol including M6 model: clinical implementation study

T. Bourne, B. van Calster, D. Timmerman, 2020, Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.

Role of Imaging in Gynaecology

D. Timmerman, W. Froyman, 2018, Dewhurst's Textbook of Obstetrics & Gynaecology.

The potential value of activin B and fibronectin for the triage of pregnancies of unknown location and prediction of first trimester viability

B. van Calster, D. Timmerman, C. Bottomley, 2018, Australasian journal of ultrasound in medicine.

The use of serum inhibin A and activin A levels in predicting the outcome of 'pregnancies of unknown location'.

Sabine Van Huffel, Dirk Timmerman, George Condous, 2009, Human reproduction.

External Validation of the Ovarian-Adnexal Reporting and Data System (O-RADS) Lexicon and the International Ovarian Tumor Analysis 2-Step Strategy to Stratify Ovarian Tumors Into O-RADS Risk Groups

B. van Calster, D. Timmerman, L. Valentin, 2022, JAMA oncology.

A Novel Approach to Predict the Likelihood of Specific Ovarian Tumor Pathology Based on Serum CA-125: A Multicenter Observational Study

T. Bourne, B. van Calster, D. Timmerman, 2011, Cancer Epidemiology, Biomarkers & Prevention.

Methods of Assessing Ovarian Masses: International Ovarian Tumor Analysis Approach.

D. Timmerman, W. Froyman, 2019, Obstetrics and gynecology clinics of North America.

Imaging of Adnexal Masses

D. Timmerman, M. Thakur, 2017, Clinical obstetrics and gynecology.

Using artificial neural networks to predict malignancy of ovarian tumors

D. Timmerman, S. Van Huffel, C. Lu, 2001, 2001 Conference Proceedings of the 23rd Annual International Conference of the IEEE Engineering in Medicine and Biology Society.

Reply: The performance of the risk of ovarian malignancy algorithm

D. Timmerman, I. Vergote, T. Van Gorp, 2011, British Journal of Cancer.

Defining the relationship between fetal Doppler indices, abdominal circumference and growth rate in severe fetal growth restriction using functional linear discriminant analysis

T. Bourne, D. Timmerman, A. Daemen, 2013, Journal of The Royal Society Interface.

A scoring system to differentiate malignant from benign masses in specific ultrasound‐based subgroups of adnexal tumors

T. Bourne, D. Timmerman, L. Valentin, 2009, Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.

Lack of standardization in gynecological ultrasonography

D. Timmerman, 2000, Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.

Ultrasound features of endometrial pathology in women without abnormal uterine bleeding: results from the International Endometrial Tumor Analysis study (IETA3)

T. Bourne, D. Timmerman, L. Valentin, 2022, Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.

Human chorionic gonadotrophin and progesterone levels in pregnancies of unknown location

T. Bourne, D. Timmerman, S. Van Huffel, 2004, International journal of gynaecology and obstetrics: the official organ of the International Federation of Gynaecology and Obstetrics.

Validation of the Performance of International Ovarian Tumor Analysis (IOTA) Methods in the Diagnosis of Early Stage Ovarian Cancer in a Non-Screening Population

T. Bourne, B. van Calster, D. Timmerman, 2017, Diagnostics.

A multicenter prospective external validation of the diagnostic performance of IOTA simple descriptors and rules to characterize ovarian masses.

T. Bourne, B. van Calster, D. Timmerman, 2013, Gynecologic oncology.

Differences in ultrasound features of papillations in unilocular‐solid adnexal cysts: a retrospective international multicenter study

T. Bourne, D. Timmerman, L. Valentin, 2018, Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.

Benign descriptors and ADNEX in two‐step strategy to estimate risk of malignancy in ovarian tumors: retrospective validation in IOTA5 multicenter cohort

T. Bourne, B. van Calster, D. Timmerman, 2022, Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.

Ultrasound evaluation of ovarian masses and assessment of the extension of ovarian malignancy.

T. Bourne, D. Timmerman, L. Valentin, 2021, The British journal of radiology.

Clinical information does not improve the performance of mathematical models in predicting the outcome of pregnancies of unknown location.

Sabine Van Huffel, Dirk Timmerman, George Condous, 2007, Fertility and sterility.

The use of a new logistic regression model for predicting the outcome of pregnancies of unknown location

S. Van Huffel, George Condous, Tom Bourne, 2004 .

Ultrasound Characteristics of Endometriosis

T. Bourne, D. Timmerman, E. Okaro, 2003 .

ISUOG Consensus Statement on rationalization of gynecological ultrasound services in context of SARS‐CoV‐2

T. Bourne, D. Timmerman, G. Condous, 2020, Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.

Impact of the availability of sonography in the acute gynecology unit

T. Bourne, B. van Calster, D. Timmerman, 2006, Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.

The optimal timing of an ultrasound scan to assess the location and viability of an early pregnancy.

T. Bourne, V. Van Belle, D. Timmerman, 2009, Human reproduction.

Intrauterine Fluid Instillation and Transtubal Flow: A Randomized Controlled In vitro Trial Comparing Gel and Water

D. Timmerman, W. Froyman, W. Poppe, 2019, Journal of medical ultrasound.

OC046: The addition of lidocaine to the gel used for gel infusion sonography (GIS): Effect on pain perception during GIS and subsequent hysteroscopy and endometrial sampling

D. Timmerman, T. Van den Bosch, J. Deprest, 2008 .

The harm of class imbalance corrections for risk prediction models: illustration and simulation using logistic regression

Ruben van den Goorbergh, D. Timmerman, B. Calster, 2022, J. Am. Medical Informatics Assoc..

The practical application of a mathematical model to predict the outcome of pregnancies of unknown location

T. Bourne, D. Timmerman, S. Van Huffel, 2006, Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.

A prospective evaluation of a single-visit strategy to manage pregnancies of unknown location.

T. Bourne, D. Timmerman, S. Van Huffel, 2005, Human reproduction.

An application of methods for the probabilistic three-class classification of pregnancies of unknown location

Sabine Van Huffel, Dirk Timmerman, Ben Van Calster, 2009, Artif. Intell. Medicine.

Comparing Methods for Multi-class Probabilities in Medical Decision Making Using LS-SVMs and Kernel Logistic Regression

Sabine Van Huffel, Johan A. K. Suykens, Dirk Timmerman, 2007, ICANN.

OC01.03: Ultrasound in diagnosis of new and recurrent borderline ovarian tumors

T. Bourne, B. van Calster, D. Timmerman, 2010 .

Bayesian networks in ovarian cancer diagnosis: potentials and limitations

Sabine Van Huffel, Bart De Moor, Dirk Timmerman, 2000, Proceedings 13th IEEE Symposium on Computer-Based Medical Systems. CBMS 2000.

Estimation of the Endometriosis Fertility Index prior to operative laparoscopy.

D. Timmerman, S. Fieuws, C. Meuleman, 2020, Human reproduction.

Evaluation of models to predict lymph node metastasis in endometrial cancer: A multicentre study.

D. Timmerman, I. Vergote, F. Amant, 2016, European journal of cancer.

Ultrasound and Endoscopic Surgery in Obstetrics and Gynaecology: A Combined Approach to Diagnosis and Treatment

T. Bourne, D. Timmerman, J. Deprest, 2003 .

The Adnexa and Other Pathology

D. Timmerman, W. Froyman, 2017 .

Polytomous diagnosis of ovarian tumors as benign, borderline, primary invasive or metastatic: development and validation of standard and kernel-based risk prediction models

Sabine Van Huffel, Dirk Timmerman, Tom Bourne, 2010, BMC medical research methodology.

OC48: Development of a model to predict ability of ultrasound to make a diagnosis at first assessment in the unselected early pregnancy population

T. Bourne, V. Van Belle, D. Timmerman, 2007 .

Clinical Data Miner: An Electronic Case Report Form System With Integrated Data Preprocessing and Machine-Learning Libraries Supporting Clinical Diagnostic Model Research

Dirk Timmerman, Arnaud Jf Installé, Thierry Van den Bosch, 2014, JMIR medical informatics.

Elastography in ultrasound assessment of the uterus

D. Timmerman, W. Froyman, T. Bosch, 2023, Journal of Endometriosis and Uterine Disorders.

Diagnosing adnexal tumours before surgery: a critical appraisal of recent evidence

T. Bourne, B. van Calster, D. Timmerman, 2015 .

Are serum HE4 or ROMA scores useful to experienced examiners for improving characterization of adnexal masses after transvaginal ultrasonography?

T. Bourne, D. Timmerman, I. Vergote, 2014, Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.

Differentiating stage I epithelial ovarian cancer from benign disease in women with adnexal tumors using biomarkers or the ROMA algorithm.

T. Bourne, D. Timmerman, I. Vergote, 2013, Gynecologic oncology.

Multicentre external validation of IOTA prediction models and RMI by operators with varied training

T. Bourne, D. Timmerman, B. Calster, 2013, British Journal of Cancer.

The Bayesian approach: a natural framework for statistical modeling

S. Van Huffel, D. Timmerman, B. Van Calster, 2007, Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.

Preoperative prediction of malignancy of ovarian tumors using least squares support vector machines

Sabine Van Huffel, Johan A. K. Suykens, Dirk Timmerman, 2003, Artif. Intell. Medicine.

Dynamic and interactive gynecological ultrasound examination

D. Timmerman, F. Mascilini, A. Testa, 2009, Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.

Acoustic streaming in two endometriomas: the exception to the rule?

D. Timmerman, C. Van Holsbeke, Christel Meuleman, 2005, Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.

OC19.05: Evaluating cut‐off values for progesterone, single hCG and hCG ratio to define pregnancy viability and location in women with a pregnancy of unknown location (PUL)

T. Bourne, D. Timmerman, C. Bottomley, 2018, Ultrasound in Obstetrics and Gynecology.

ESMO-ESGO consensus conference recommendations on ovarian cancer: pathology and molecular biology, early and advanced stages, borderline tumours and recurrent disease†.

D. Timmerman, J. Ledermann, R. Glasspool, 2019, Annals of oncology : official journal of the European Society for Medical Oncology.

The Use of Ultrasound to Assess the Morphology of Ovarian Tumours

T. Bourne, D. Timmerman, E. Ekerhovd, 2003 .

Uterine intramural bone after mid‐trimester termination of pregnancy may not affect fertility: a case report

D. Timmerman, T. Van den Bosch, J. Deprest, 2003, Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.

cross-sectional survey of the UK physicians welfare and defensive practice : a investigations and how these relate to processes involved in complaints Doctors ' perception of support and the Audenhove

T. Bourne, D. Timmerman, B. Calster, 2017 .

Can risk factors, clinical history and symptoms be used to predict risk of ectopic pregnancy in women attending an early pregnancy assessment unit?

T. Bourne, D. Timmerman, C. Bottomley, 2016, Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.

Extended Bayesian Regression Models: A Symbiotic Application of Belief Networks and Multilayer Perceptrons for the Classification of Ovarian Tumors

B. Moor, J. Vandewalle, D. Timmerman, 2001, AIME.

Use of a Multi-Layer Perceptron to Predict Malignancy in Ovarian Tumors

Joos Vandewalle, Dirk Timmerman, Yves Moreau, 1997, NIPS.

Prospective external validation of the ‘ovarian crescent sign’ as a single ultrasound parameter to distinguish between benign and malignant adnexal pathology

T. Bourne, D. Timmerman, P. Neven, 2010, Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.

Viability of intrauterine pregnancy in women with pregnancy of unknown location: prediction using human chorionic gonadotropin ratio vs. progesterone

S. Van Huffel, D. Timmerman, B. Van Calster, 2010, Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.

A practical guideline for examining a uterine niche using ultrasonography in non-pregnant women: a modified Delphi method amongst European experts

T. Bourne, D. Timmerman, N. Amso, 2018 .

NICE guidance on ectopic pregnancy and miscarriage restricts access and choice and may be clinically unsafe

K. Barnhart, D. Timmerman, E. Kirk, 2013, BMJ.

NEWS ON ULTRASONOGRAPHIC TECHNIQUES FOR PELVIC MALIGNANCIES

B. De Moor, D. Timmerman, S. Van Huffel, 2003, International Journal of Gynecologic Cancer.

A validation of the most commonly used protocol to predict the success of single-dose methotrexate in the treatment of ectopic pregnancy.

T. Bourne, D. Timmerman, S. Van Huffel, 2007, Human reproduction.

Changing predictor measurement procedures affected the performance of prediction models in clinical examples.

M van Smeden, D Timmerman, L Wynants, 2019, Journal of clinical epidemiology.

Detection of intracavitary uterine pathology using offline analysis of three‐dimensional ultrasound volumes: interobserver agreement and diagnostic accuracy

T. Bourne, D. Timmerman, L. Valentin, 2012, Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.

Importance of synovial fluid retention and tickening in patients with severe musculoskeletal pain treated with letrozole or exemstance: a case series describing the impact of symptoms, clinical findings and magnetic resonance imaging

D. Timmerman, P. Neven, R. Paridaens, 2006 .

Expression profiling to predict the clinical behaviour of ovarian cancer fails independent evaluation

Olivier Gevaert, Dirk Timmerman, Kristof Engelen, 2008, BMC Cancer.

Aromatase Inhibitors and Postmenopausal Breast Cancer Patients with Tamoxifen-Induced Endometrial Pathology

D. Timmerman, P. Neven, R. Paridaens, 2006, Clinical Cancer Research.

P29.03: Ultrasonography in deep endometriosis: a consensus opinion from the International Deep Endometriosis Analysis (IDEA) group. A preliminary statement

D. Timmerman, G. Condous, S. Ferrero, 2011 .

Assessing calibration of multinomial risk prediction models

E. Steyerberg, D. Timmerman, S. Van Huffel, 2014, Statistics in medicine.

Using Bayesian neural networks with ARD input selection to detect malignant ovarian masses prior to surgery

Sabine Van Huffel, Dirk Timmerman, Ian T. Nabney, 2008, Neural Computing and Applications.

Presurgical diagnosis of adnexal tumours using mathematical models and scoring systems: a systematic review and meta-analysis.

T. Bourne, D. Timmerman, S. Ghaem-Maghami, 2014, Human reproduction update.

Classification of Ovarian Tumors Using Bayesian Least Squares Support Vector Machines

Sabine Van Huffel, Johan A. K. Suykens, Dirk Timmerman, 2003, AIME.

An Evaluation of the Effectiveness of Image-based Texture Features Extracted from Static B-mode Ultrasound Images in Distinguishing between Benign and Malignant Ovarian Masses

T. Bourne, D. Timmerman, C. Landolfo, 2021, Ultrasonic imaging.

Predicting the risk of malignancy in adnexal masses based on the Simple Rules from the International Ovarian Tumor Analysis group.

T. Bourne, D. Timmerman, L. Valentin, 2016, American journal of obstetrics and gynecology.

Multiclass risk models for ovarian malignancy: an illustration of prediction uncertainty due to the choice of algorithm

T. Bourne, D. Timmerman, L. Valentin, 2023, BMC Medical Research Methodology.

The ADNEX risk prediction model for ovarian cancer diagnosis: A systematic review and meta-analysis of external validation studies

D. Timmerman, L. Valentin, P. Dhiman, 2023, medRxiv.

A spline-based tool to assess and visualize the calibration of multiclass risk predictions

S. Huffel, T. Bourne, D. Timmerman, 2015, J. Biomed. Informatics.

Extending the c‐statistic to nominal polytomous outcomes: the Polytomous Discrimination Index

E. Steyerberg, V. Van Belle, D. Timmerman, 2012, Statistics in medicine.

Imaging in gynecological disease (8): ultrasound characteristics of recurrent borderline ovarian tumors

D. Timmerman, L. Valentin, N. Colombo, 2013, Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.

Clinical and ultrasound characteristics of surgically removed adnexal lesions with a largest diameter < 2.5 cm: a pictorial essay Very small adnexal lesions

D. Timmerman, L. Valentin, F. Mascilini, 2016 .

Why are some ectopic pregnancies characterized as pregnancies of unknown location at the initial transvaginal ultrasound examination?

T. Bourne, B. De Moor, D. Timmerman, 2008, Acta obstetricia et gynecologica Scandinavica.

Evaluation of Adnexal Masses: The IOTA Concept.

D. Timmerman, M. Hoopmann, G. Manegold‐Brauer, 2022, Ultraschall in der Medizin.

Ovarian mass‐differentiating benign from malignant. Why the International Ovarian Tumour Analysis rules should be implemented in Australasia

D. Timmerman, J. Abramowicz, G. Condous, 2018, Australasian journal of ultrasound in medicine.

Ultrasound and adnexal pathology: what is the evidence?

D. Timmerman, L. Valentin, W. Froyman, 2016 .

Standardized approach for imaging and measuring Cesarean section scars using ultrasonography

D. Timmerman, A. Pexsters, A. Mcindoe, 2012, Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.

Real‐time ultrasound vs. evaluation of static images in the preoperative assessment of adnexal masses

B. Moor, D. Timmerman, A. Daemen, 2008, Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.

The rs1800716 variant in CYP2D6 is associated with an increased double endometrial thickness in postmenopausal women on tamoxifen.

D. Timmerman, P. Neven, D. Lambrechts, 2014, Annals of oncology : official journal of the European Society for Medical Oncology.

The hCG ratio can predict the ultimate viability of the intrauterine pregnancies of uncertain viability in the pregnancy of unknown location population.

T. Bourne, D. Timmerman, S. Van Huffel, 2008, Human reproduction.

Improving the preoperative classification of adnexal masses as benign or malignant by second‐stage tests

T. Bourne, D. Timmerman, L. Valentin, 2011, Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.

Peritoneal full-conditioning reduces postoperative adhesions and pain: a randomised controlled trial in deep endometriosis surgery

D. Timmerman, P. Koninckx, J. Verguts, 2013, Journal of Ovarian Research.

Evaluation of Imputation Methods in Ovarian Tumor Diagnostic Models Using Generalized Linear Models and Support Vector Machines

Sabine Van Huffel, Michalis Zervakis, Dirk Timmerman, 2010, Medical decision making : an international journal of the Society for Medical Decision Making.

INTEGRATION OF CLINICAL AND MICROARRAY DATA USING BAYESIAN NETWORKS

Bart De Moor, Olivier Gevaert, Dirk Timmerman, 2006 .

III.2 Saline infusion sonography (SIS) or office hysteroscopy: Which one is the best? A prospective randomised study

T. Bourne, W. Collins, D. Timmerman, 1998 .