1. Haematology-Oncology; University Hospital in Pilsen; Plzen (Pilsen) Czech Republic
2. Department of Hematology; University Medical Center in Ljubljana; Ljubljana Slovenia
3. Department of Haematology and BMT; Medical Academy Katowice; Katowice Poland
4. Hematology Clinics; University Hospital in Hradec Kralove; Hradec Kralove Czech Republic
5. BMT Unit; Fundeni Clinical Institute in Bucharest; Bucharest Romania
6. Department of Internal Medicine; Hematology and Oncology; University Hospital Brno and Masaryk University; Brno Czech Republic
7. Haemato-Oncology; University Hospital in Olomouc; Olomouc Czech Republic
8. First Internal Clinics - Hematology; University Hospital in Prague; Prague Czech Republic
9. Haematology and Haemato-Oncology; Pasteur University Hospital Kosice; Kosice Slovakia