R. Orr

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Patient-specific decisions about hormone replacement therapy in postmenopausal women

S. Pauker, R. Goldberg, N. Col, 1997 .

Use of an artificial neural network to quantitate risk of malignancy for abnormal mammograms.

R. Orr, Richard K. Orr, 2001, Surgery.

Use of a Probabilistic Neural Network to Estimate the Risk of Mortality after Cardiac Surgery

R. Orr, R K Orr, 1997, Medical decision making : an international journal of the Society for Medical Decision Making.

Gastrointestinal complications following cardiac surgery. An analysis of 1477 cardiac surgery patients.

R. Orr, R. Perugini, E. Dumas, 1997, Archives of surgery.

Estimating mortality risk of cardiac surgery using a fuzzy additive model

R. Orr, R. Orr, 1996, Proceedings of IEEE 5th International Fuzzy Systems.

The learning curve for sentinel node biopsy in breast cancer: practical considerations.

N. Col, R. Orr, J. Hoehn, 1999, Archives of surgery.

The Value of Sentinel Lymph Node Biopsy in Determining Optimal Therapy for Breast Cancer

R. Orr, S. Gill, 2002 .

Molecular Detection of Micrometastatic Breast Cancer in Histopathology-Negative Axillary Lymph Nodes Correlates With Traditional Predictors of Prognosis: An Interim Analysis of a Prospective Multi-Institutional Cohort Study

R. Orr, G. Mann, A. Hill, 2004, Annals of surgery.

Neoadjuvant chemoradiotherapy for esophageal cancer: is it worthwhile?

R. Orr, R. Quinlan, R. Swanson, 1998, Archives of surgery.

The Impact of Prophylactic Axillary Node Dissection on Breast Cancer Survival—A Bayesian Meta-Analysis

R. Orr, 1999, Annals of surgical oncology.

Molecular Detection of Micrometastatic Breast Cancer in Histopathology—Negative Axillary Lymph Nodes Fails to Predict Breast Cancer Recurrence: A Final Analysis of a Prospective Multi-Institutional Cohort Study

R. Orr, G. Mann, A. Hill, 2010, Annals of Surgical Oncology.

Hormone replacement therapy after breast cancer: a systematic review and quantitative assessment of risk.

Linda K. Hirota, N. Col, R. Orr, 2001, Journal of clinical oncology : official journal of the American Society of Clinical Oncology.

Treating adnexal masses. Operative laparoscopy vs. laparotomy.

R. Orr, D. Hidlebaugh, S. Vulgaropulos, 1997, The Journal of reproductive medicine.

Parity is associated with axillary nodal involvement in operable breast cancer

R. Orr, Kate Fraher, 1995, Breast Cancer Research and Treatment.

Patient-specific decisions about hormone replacement therapy in postmenopausal women.

S. Pauker, R. Goldberg, N. Col, 1997, JAMA.

Evaluating One Day versus Two Days Preoperative Lymphoscintigraphy Protocols for Sentinel Lymph Node Biopsy in Breast Cancer

R. Orr, R. Hird, C. Nguyen, 2015, The American surgeon.

Outcomes and resource utilization in a managed care setting for lower extremity vein bypass grafts.

R. Orr, B. Maini, P. O'Mara, 1996, American journal of surgery.

Gastric pseudolymphoma. A challenging clinical problem.

R. Orr, W. Lawrence, J. R. Lininger, 1984, Annals of surgery.

A comparison of four severity-adjusted models to predict mortality after coronary artery bypass graft surgery.

R. Orr, E. Dumas, B. Maini, 1995, Archives of surgery.

Early discharge after mastectomy. A safe way of diminishing hospital costs.

R. Orr, A. Ketcham, F. Moffat, 1987, The American surgeon.

Outcomes in pancreatic cancer surgery.

R. Orr, 2010, The Surgical clinics of North America.

Institutional Learning Curve for Sentinel Node Biopsy at a Community Teaching Hospital

R. Orr, Jason M. Johnson, S. Moline, 2001, The American surgeon.

Individualizing therapy to prevent long-term consequences of estrogen deficiency in postmenopausal women.

S. Pauker, R. Goldberg, N. Col, 1999, Archives of internal medicine.

Survival Impact of Tamoxifen Use for Breast Cancer Risk Reduction: Projections from a Patient-Specific Markov Model

Jennifer M. Fortin, Nananda F. Col, R. Goldberg, 2002, Medical decision making : an international journal of the Society for Medical Decision Making.

Long-term economic evaluation of resectoscopic endometrial ablation versus hysterectomy for the treatment of menorrhagia.

R. Orr, D. Hidlebaugh, 1998, The Journal of the American Association of Gynecologic Laparoscopists.

Use of Intraoperative Frozen Section during Mediastinoscopy

R. Orr, C. Nguyen, P. A. Perry, 2015 .

A cost-effectiveness analysis of axillary node dissection in postmenopausal women with estrogen receptor-positive breast cancer and clinically negative axillary nodes.

K. Kuntz, N. Col, R. Orr, 1999, Surgery.

Goblet Cell Carcinoid Tumors During Emergent General Surgery

R. Orr, C. Mentzer, Brian C. Thurston, 2020, The American surgeon.

Neoadjuvant chemoradiotherapy for esophageal cancer: is it worthwhile?

R. Orr, R. Quinlan, R. Swanson, 1998, Archives of surgery.

Improvement in sentinel node biopsy results in a teaching community hospital: results of a multidisciplinary quality improvement program.

R. Orr, R. Hird, Kerry L. Wheeler, 2008, American Journal of Surgery.

Clarifying the Management Decision for Early Breast Cancer

R. Orr, 1998, Medical decision making : an international journal of the Society for Medical Decision Making.