1. First Medical DepartmentCharles University General Hospital Prague Czech Republic
2. Institute of Pathological Physiology, First Faculty of MedicineCharles University Prague Czech Republic
3. Department of Hematology and OncologyMasaryk University Hospital Brno Czech Republic
4. Department of Internal Medicine and Haematology, Faculty Hospital Kralovske Vinohrady and Third Faculty of MedicineCharles University Prague Czech Republic
5. Department of Pathology and Molecular Medicine, Second Faculty of MedicineCharles University Hospital Motol Czech Republic
6. Department of Hemato‐Oncology, Faculty of Medicine and DentistryPalacky University and University Hospital Olomouc Olomouc Czech Republic
7. Institute of PathologyCharles University General Hospital Prague Czech Republic
8. Department of PathologyCharles University Medical Faculty Plzen Prague Czech Republic