1. 1Hematology Department and HCT Unit, George Papanicolaou General Hospital, Thessaloniki, Greece
2. 2Department of Hematology and HCT Unit, G. Papanikolaou Hospital, Thessaloniki, Greece
3. 3G Papanicolaou Hospital, Thessaloniki, Greece
4. 4Hematology Department, Athens Medical Center, Athens, Greece
5. 5Papageorgiou Hospital, Thessaloniki, GRC
6. 6Hemopoiesis Research Laboratory, School of Medicine, University of Crete and Department of Hematology, University Hospital of Heraklion, Heraklion, Greece
7. 7Department of Haematology, University of Crete, Heraklion, GRC
8. 8First Department of Propedeutic Internal Medicine, National and Kapodistrian University of Athens, School of Medicine, Athens, Greece
9. 9University Hospital of Ioannina, Ioannina, Greece
10. 10Hematology Department and HCT Unit, George Papanikolaou General Hospital, Thessaloniki, Greece
11. 11Hematology Department - HCT Unit, George Papanicolaou Hospital, Thessaloniki, Greece
12. 12G. Papanicolaou Hospital, Thessaloniki, GRC
13. 13George Papanicolaou Hospital, Thessaloniki, Greece
14. 14AHEPA Hospital, Thessaloniki, Greece
15. 15Hippokrateion Hospital, Thessaloniki, Greece
16. 16Department of Haematology and Lymphoma, Evangelismos General Hospital, Athens, Greece
17. 17Evangelismos General Hospital, Department of Haematology and Bone Marrow Transplantation Unit, Athens, Greece
18. 18Hematology Division, Department of Internal Medicine, University Hospital of Patras, Rio, Patras, Greece
19. 19University Hospital of Patras, Patras, Greece
20. 20Department of Hematology, University Hospital of Ioannina, Ioannina, Greece
21. 21University of Crete, Heraklion, Greece
22. 22Hematology Department and HCT Unit, George Papanikolaou General Hospital, THESSALONIKI, Greece