1. Department of Pediatrics; Oncology; Hematology; and Diabetology; Medical University of Lodz; Lodz Poland
2. Department of Chemotherapy; Wojewodzki Szpital Specjalistyczny im. M. Kopernika; Lodz Poland
3. Department of Pathology; Chair of Oncology; Medical University of Lodz; Lodz Poland
4. Department of Clinical Genetics; Medical University of Lodz; Lodz Poland
5. Department of Diagnostic Hematology; Institute of Hematology and Transfusion Medicine; Warsaw Poland
6. Department of Hematology; Medical University of Lodz; Lodz Poland
7. Department of Hematology; Institute of Hematology and Transfusion Medicine; Warsaw Poland
8. Department of Hematology and Transfusion Medicine; Centre of Postgraduate Medical Education; Warsaw Poland