1. Department of Pathology, Medical University of Lodz, Poland
2. Institute of Applied Radiation Chemistry, Lodz University of Technology, Poland
3. Clinic of High Risk Pregnancy, Medical University of Lodz, Poland
4. Department of Oncology and Paediatric Surgery, Konopnicka Memorial Hospital, Medical University of Lodz, Poland
5. Department of Pediatrics, Oncology, Hematology and Diabetology, Konopnicka Memorial Hospital, Medical University of Lodz, Poland
6. Department of Paediatric Pathology, Medical University of Lodz, Poland