1. 4th Department of Internal Medicine – Haematology University Hospital and Faculty of Medicine Hradec Králové Czech Republic
2. Department of Internal Medicine, Haematology and Oncology Masaryk University Hospital Brno Czech Republic
3. 1st Department of Medicine‐Department of Haematology Charles University, General University Hospital Prague Czech Republic
4. Department of Haematology University Hospital Královské Vinohrady and Third Faculty of Medicine, Charles University Prague Czech Republic
5. Department of Haemato‐oncology University Hospital Ostrava and Faculty of Medicine, University of Ostrava Ostrava Czech Republic
6. Department of Haematology and Oncology University Hospital Pilsen Czech Republic
7. Department of Haemato‐Oncology, Faculty of Medicine and Dentistry Palacky University Olomouc Czech Republic
8. Department of Haematology Hospital Liberec Liberec Czech Republic
9. Clinic of Oncohaematology Medical Faculty of Comenius University and National Cancer Institute Bratislava Slovakia
10. Oncology Clinic J.A. Reiman Faculty Hospital Prešov Slovakia
11. Department of Haematology F.D. Roosevelt University Hospital Banská Bystrica Slovakia
12. Clinic of Haematology and Transfusion Medicine Jessenius Faculty of Medicine in Martin, Comenius University in Bratislava Martin Slovakia
13. Institute of Haematology and Blood Transfusion Prague Czech Republic
14. Department of Medical Biophysics, Faculty of Medicine in Hradec Kralove Charles University Hradec Kralove Czech Republic