O. Zając‐Spychała

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Long‐term brain status and cognitive impairment in children treated for high‐risk acute lymphoblastic leukemia with and without allogeneic hematopoietic stem cell transplantation: A single‐center study

J. Wachowiak, M. Pawlak, K. Karmelita-Katulska, 2020, Pediatric blood & cancer.

COVID-19 in pediatric cancer patients is associated with treatment interruptions but not with short-term mortality: a Polish national study

J. Wachowiak, W. Młynarski, N. Irga-Jaworska, 2021, Journal of Hematology & Oncology.

Early complications of induction therapy in children with acute lymphoblastic leukemia treated according to the ALL IC-BFM 2002 regimen

J. Wachowiak, K. Derwich, O. Zając‐Spychała, 2009 .

Anti-leukemic treatment-induced neurotoxicity in long-term survivors of childhood acute lymphoblastic leukemia: impact of reduced central nervous system radiotherapy and intermediate- to high-dose methotrexate

J. Wachowiak, M. Pawlak, K. Karmelita-Katulska, 2018, Leukemia & lymphoma.

Late Effects After Haematopoietic Stem Cell Transplantation in ALL, Long-Term Follow-Up and Transition: A Step Into Adult Life

B. Hoeben, A. Balduzzi, O. Zając‐Spychała, 2021, Frontiers in Pediatrics.

COVID-19 in pediatric cancer patients is associated with treatment interruptions but not with short-term mortality: a Polish national study

J. Wachowiak, W. Młynarski, N. Irga-Jaworska, 2021, Journal of Hematology & Oncology.

Chronic Disseminated Candidiasis Complicated by Immune Reconstitution Inflammatory Syndrome in Child with Acute Lymphoblastic Leukemia

J. Wachowiak, K. Jończyk-Potoczna, O. Zając‐Spychała, 2016, Case reports in hematology.

Prospective analysis of BKV hemorrhagic cystitis in children and adolescents undergoing hematopoietic cell transplantation

J. Wachowiak, B. Kazanowska, J. Kowalczyk, 2021, Annals of Hematology.

Profile of infections in Polish pediatric hematology, oncology and stem cell transplantation centers in 2014-2015

J. Wachowiak, W. Młynarski, N. Irga-Jaworska, 2016 .

Outcome of refractory and relapsed acute myeloid leukemia in children treated during 2005–2011 – experience of the Polish Pediatric Leukemia/Lymphoma Study Group (PPLLSG)

J. Wachowiak, T. Szczepański, K. Muszyńska-Rosłan, 2014, Contemporary oncology.

Intrathecal therapy with rituximab in central nervous system involvement of post-transplant lymphoproliferative disorder

J. Wachowiak, J. Styczyński, M. Wysocki, 2013, Leukemia & lymphoma.

Hematopoietic stem cell transplantation does not increase the risk of infection‐related complications for pediatric patients with Hodgkin and non‐Hodgkin lymphomas: A multicenter nationwide study

J. Wachowiak, W. Młynarski, N. Irga-Jaworska, 2020, Transplant infectious disease : an official journal of the Transplantation Society.

Infectious complications in children treated for hodgkin and non-hodgkin lymphomas in polish pediatric leukemia/lymphoma study group: incidence, epidemiology and etiology

J. Wachowiak, W. Młynarski, T. Szczepański, 2018, Leukemia & lymphoma.

Analysis of incidence and risk factors of the multidrug resistant gastrointestinal tract infection in children and adolescents undergoing allogeneic and autologous hematopoietic cell transplantation: a nationwide study

J. Wachowiak, B. Kazanowska, J. Kowalczyk, 2021, Annals of Hematology.

Multidrug‐resistant bacterial infections in children undergoing haematopoietic stem cell transplantation over a 6‐year period: analysis of the Polish Pediatric Group for Hematopoietic Stem Cell Transplantation

J. Wachowiak, J. Kowalczyk, J. Styczyński, 2019, Journal of applied microbiology.

Incidence, course, and outcome of Clostridium difficile infection in children with hematological malignancies or undergoing hematopoietic stem cell transplantation

J. Wachowiak, W. Młynarski, N. Irga-Jaworska, 2018, European Journal of Clinical Microbiology & Infectious Diseases.

Epidemiology and outcome of invasive fungal disease in children after hematopoietic cell transplantation or treated for malignancy: Impact of national programme of antifungal prophylaxis

N. Irga-Jaworska, J. Styczyński, L. Gil, 2019, Mycoses.

Age-dependent determinants of infectious complications profile in children and adults after hematopoietic cell transplantation: lesson from the nationwide study

A. Tomaszewska, J. Wachowiak, G. Basak, 2019, Annals of Hematology.

Impact of decontamination therapy on gastrointestinal acute graft-versus-host disease after allogeneic hematopoietic cell transplantation in children: Decontamination therapy in allo-HCT.

J. Biliński, G. Basak, J. Styczyński, 2021, Current research in translational medicine.

Impact of oral decontamination on acute graft-versus-host disease and overall survival in children undergoing allogeneic hematopoietic cell transplantation

J. Styczyński, M. Salamonowicz, J. Gozdzik, 2020, Acta Haematologica Polonica.

Infectious complications after hematopoietic stem cell transplantation for primary immunodeficiency in children: A multicenter nationwide study

J. Wachowiak, Joanna Zawitkowska, J. Kowalczyk, 2020, Pediatric allergy and immunology : official publication of the European Society of Pediatric Allergy and Immunology.

Long-Term Recipient Health-Related Quality of Life and Donor-Recipient Relationship Following Sibling Pediatric Hematopoietic Stem Cell Transplantation.

J. Wachowiak, M. Barańska, A. Pieczonka, 2020, Biology of blood and marrow transplantation : journal of the American Society for Blood and Marrow Transplantation.

Infection profile in children and adolescents with bone marrow failures treated with allogeneic hematopoietic stem cell transplantation

J. Wachowiak, Joanna Zawitkowska, M. Lejman, 2019, Pediatric transplantation.

Micafungin in invasive fungal infections in children with acute leukemia or undergoing stem cell transplantation

J. Wachowiak, W. Badowska, M. Matysiak, 2016, Leukemia & lymphoma.

Invasive fungal infections in children and adolescents after hematopoietic stem cell transplantation

J. Wachowiak, J. Kowalczyk, J. Styczyński, 2015 .

Pneumocystis pneumonia in children – the relevance of chemoprophylaxis in different groups of immunocompromised and immunocompetent paediatric patients

P. Fichna, E. Gowin, D. Januszkiewicz-Lewandowska, 2015, Central-European journal of immunology.

Posaconazole in invasive fungal infections in children treated in Polish pediatric hemato-oncology or stem cell transplant units

J. Wachowiak, W. Badowska, J. Kowalczyk, 2014 .

Infectious Complications in Paediatric Haematopoetic Cell Transplantation for Acute Lymphoblastic Leukemia: Current Status

A. Groll, T. Lehrnbecher, O. Zając‐Spychała, 2022, Frontiers in Pediatrics.

Infections in children with acute myeloid leukemia: increased mortality in relapsed/refractory patients

J. Wachowiak, W. Młynarski, T. Szczepański, 2019, Leukemia & lymphoma.

Mutations in Pol gene of hepatitis B virus in patients with chronic hepatitis B before and after therapy with nucleoside/nucleotide analogues.

D. Januszkiewicz-Lewandowska, J. Wysocki, O. Zając‐Spychała, 2014, Acta virologica.

Psychosocial Late Effects in Adolescent and Young Adult Survivors of Childhood Cancer Diagnosed with Leukemia, Lymphoma, and Central Nervous System Tumor.

J. Wachowiak, A. Płotka, B. Więckowska, 2020, Journal of adolescent and young adult oncology.

Long-term results in children with standard risk acute lymphoblastic leukaemia treated with 5.0 g/m2versus 3.0 g/m2 methotrexate i.v. according to the modified ALL-BFM 90 protocol. The report of Polish paediatric Leukemia/lymphoma study group

J. Wachowiak, T. Szczepański, K. Derwich, 2011 .

Successful Treatment of Large B-Cell Lymphoma in a Child with Compound Heterozygous Mutation in the ATM Gene

J. Czarny, J. Małdyk, A. Pastorczak, 2023, International journal of molecular sciences.

Zaburzenia genetyczne w ostrej białaczce limfoblastycznej u dzieci i ich wykorzystanie w praktyce klinicznej Genetic aberrations in pediatric acute lymphoblastic leukemia and their implications in clinical practice

K. Derwich, O. Zając‐Spychała, 2012 .

Genetic aberrations in pediatric acute lymphoblastic leukemia and their implications in clinical practice

K. Derwich, O. Zając‐Spychała, 2012 .

Incidence, course, and outcome of Clostridium difficile infection in children with hematological malignancies or undergoing hematopoietic stem cell transplantation

J. Wachowiak, W. Młynarski, N. Irga-Jaworska, 2018, European Journal of Clinical Microbiology & Infectious Diseases.

The methylenetetrahydrofolate reductase 677T-1298C haplotype is a risk factor for acute lymphoblastic leukemia in children

E. Gowin, D. Januszkiewicz-Lewandowska, O. Zając‐Spychała, 2017, Medicine.

Viral Infection Profile in Children Treated for Acute Lymphoblastic Leukemia—Results of Nationwide Study

J. Wachowiak, Joanna Zawitkowska, W. Młynarski, 2022, Pathogens.

Infectious profile in children with ALL during chemotherapy: A report of study group for infections.

Joanna Zawitkowska, M. Lejman, N. Irga-Jaworska, 2019, Journal of infection and chemotherapy : official journal of the Japan Society of Chemotherapy.

Increased risk of infections and infection-related mortality in children undergoing haematopoietic stem cell transplantation compared to conventional anticancer therapy: a multicentre nationwide study.

J. Wachowiak, W. Młynarski, N. Irga-Jaworska, 2016, Clinical microbiology and infection : the official publication of the European Society of Clinical Microbiology and Infectious Diseases.

Bacterial infections in pediatric hematopoietic stem cell transplantation recipients: incidence, epidemiology, and spectrum of pathogens: report of the Polish Pediatric Group for Hematopoietic Stem Cell Transplantation

J. Wachowiak, J. Styczyński, M. Wysocki, 2016, Transplant infectious disease : an official journal of the Transplantation Society.

Correction to: COVID-19 in pediatric cancer patients is associated with treatment interruptions but not with short-term mortality: a Polish national study

J. Wachowiak, N. Irga-Jaworska, T. Szczepański, 2022, Journal of Hematology & Oncology.

A Review of Acute and Long-Term Neurological Complications Following Haematopoietic Stem Cell Transplant for Paediatric Acute Lymphoblastic Leukaemia

B. Hoeben, A. Lawitschka, M. Ifversen, 2021, Frontiers in Pediatrics.

Epidemiology, Outcome and Risk Factors Analysis of Viral Infections in Children and Adolescents Undergoing Hematopoietic Cell Transplantation: Antiviral Drugs Do Not Prevent Epstein–Barr Virus Reactivation

J. Styczyński, M. Salamonowicz, J. Gozdzik, 2019, Infection and drug resistance.

Functional variants of gene encoding folate metabolizing enzyme and methotrexate-related toxicity in children with acute lymphoblastic leukemia.

E. Gowin, D. Januszkiewicz-Lewandowska, O. Zając‐Spychała, 2015, European journal of pharmacology.

Long-term brain structural magnetic resonance imaging and cognitive functioning in children treated for acute lymphoblastic leukemia with high-dose methotrexate chemotherapy alone or combined with CNS radiotherapy at reduced total dose to 12 Gy

J. Wachowiak, M. Pawlak, K. Karmelita-Katulska, 2017, Neuroradiology.

Non-Hodgkin lymphoma as a secondary malignancy in a 9-year old boy after previous therapy for chondrosarcoma - a case report

K. Mazur-Melewska, O. Zając‐Spychała, Katarzyna Derwicha, 2011 .

Mixed phenotype acute leukemia: Biological profile, clinical characteristic and treatment outcomes: Report of the population‐based study

J. Wachowiak, Joanna Zawitkowska, W. Młynarski, 2020, European journal of haematology.

Infectious complications in children with malignant bone tumors: a multicenter nationwide study

J. Styczyński, M. Salamonowicz, P. Gałązka, 2019, Infection and drug resistance.

Effectiveness of strategy of management of infections with Epstein-Barr virus in pediatric hematopoietic stem cell transplant centers in 2012-2015

J. Wachowiak, J. Kowalczyk, J. Styczyński, 2016 .

Multiple Reactivations of Viral Infections Followed by Cerebral Toxoplasmosis After Allogeneic Hematopoietic Stem Cell Transplantation in an Adolescent With Ph(+) Acute Lymphoblastic Leukemia: A Case Report.

J. Wachowiak, A. Pieczonka, K. Jończyk-Potoczna, 2021, Transplantation proceedings.

Vaccine‐Derived Immunity in Children With Cancer—Analysis of Anti‐Tetanus and Anti‐Diphtheria Antibodies Changes after Completion of Antineoplastic Therapy

D. Avonts, E. Gowin, D. Januszkiewicz-Lewandowska, 2015, Pediatric blood & cancer.

Varicella‐zoster virus infection in the pediatric population with acute lymphoblastic leukemia in Poland

Joanna Zawitkowska, M. Lejman, N. Irga-Jaworska, 2020, Journal of medical virology.

Prevalence, Epidemiology, Etiology, and Sensitivity of Invasive Bacterial Infections in Pediatric Patients Undergoing Oncological Treatment: A Multicenter Nationwide Study.

J. Wachowiak, W. Młynarski, N. Irga-Jaworska, 2020, Microbial Drug Resistance.

Incidence of Infectious Complications in Children With Acute Lymphoblastic Leukemia Treated With Hematopoietic Stem Cell Transplantation.

J. Wachowiak, J. Kowalczyk, J. Styczyński, 2017, Transplantation proceedings.

Epidemiological analysis of staphylococci infections in patients treated for malignancy or undergoing stem cell transplant – update report 2016

J. Wachowiak, W. Młynarski, N. Irga-Jaworska, 2016 .

Infections With Stenotrophomonas maltophilia in Children Undergoing Anticancer Therapy or Hematopoietic Cell Transplantation: A Multicenter Nationwide Study

N. Irga-Jaworska, M. Bartnik, W. Badowska, 2022, The Pediatric Infectious Disease Journal.

Adenovirus infection among pediatric patients with cancer and in pediatric recipients of hematopoietic stem cell: A multicenter nationwide study

J. Wachowiak, W. Młynarski, N. Irga-Jaworska, 2020, Journal of medical virology.

Low seroprevalence and low incidence of infection with Toxoplasma gondii (Nicolle et Manceaux, 1908) in pediatric hematopoietic cell transplantation donors and recipients: Polish nationwide study.

J. Styczyński, M. Salamonowicz, A. Pieczonka, 2019, Folia Parasitologica.