1. Department of Hematology, Medical University of Lodz, Lodz, Poland
2. Department of General Hematology, Copernicus Memorial Hospital, Lodz, Poland
3. Department of Pathology, Medical University of Lodz, Lodz, Poland
4. Department of Nuclear Medicine, Copernicus Memorial Hospital, Lodz, Poland
5. Department of Hematooncology, Copernicus Memorial Hospital, Lodz, Poland