Department of Pediatric Hematology and Oncology, Collegium Medicum, Nicolaus Copernicus University, ul. Curie-Sklodowskiej 9, 85-094, Bydgoszcz, Poland
Jan Styczynski, Mariusz Wysocki, Robert Debski, Krzysztof Czyzewski, Beata Kolodziej, Beata Rafinska, Malgorzata Kubicka, Sylwia Koltan, Andrzej Koltan, Monika Pogorzala & Andrzej Kurylak
Department of Biology, Collegium Medicum, Nicolaus Copernicus University, Bydgoszcz, Poland
Dorota Olszewska-Slonina
Department of Pediatric Hematology and Oncology, CMUJ, Krakow, Poland
Walentyna Balwierz & Edyta Juraszewska
Department of Pediatric Hematology and Oncology, Pediatric Center, Chorzow, Poland
Maria Wieczorek & Igor Olejnik
Department of Pediatric Hematology and Oncology, Medical University, Bialystok, Poland
Maryna Krawczuk-Rybak & Marta Kuzmicz
Department of Pediatric Hematology and Oncology, Medical University, Lublin, Poland
Jerzy Kowalczyk & Jolanta Stefaniak
Department of Pediatric Hematology and Oncology, WSSD, Olsztyn, Poland
Wanda Badowska
Department of Pediatric Hematology and Oncology, Medical University, Zabrze, Poland
Danuta Sonta-Jakimczyk & Tomasz Szczepanski
Department of Pediatric Hematology and Oncology, Medical University, Warszawa, Poland
Michal Matysiak, Iwona Malinowska & Elzbieta Stanczak
Department of Pediatric Hematology and Oncology, Medical University, Poznan, Poland
Jacek Wachowiak & Benigna Konatkowska
Department of Hematology, Medical University, Poznan, Poland
Lidia Gil
Department of Pediatric Hematology, Oncology and Endocrinology, Medical University, Gdansk, Poland
Anna Balcerska & Lucyna Maciejka-Kapuscinska