1Department of Clinical Therapeutics, University of Athens School of Medicine, Athens, Greece
2Department of Hematology, Theagenion Cancer Center, Thessaloniki, Greece
3Department of Hematology, St Savvas Oncology Hospital, Athens, Greece
4Department of Hematology, University Hospital of Ioannina, Ioannina, Greece
5Department of Hematology and Bone Marrow Transplantation Unit, Evangelismos Hospital, Athens, Greece
6Department of Hematology, “Georgios Gennimatas” General Hospital, Athens, Greece
7Fourth Department of Internal Medicine, University of Athens School of Medicine, Athens, Greece
8Department of Hematology, General Hospital of Chalkida, Chalkida, Greece
9Third Department of Internal Medicine, Red Cross Hospital Korgialenio-Benakio, Athens, Greece
10Department of Hematology, Metaxa Cancer Hospital, Piraeus, Greece
11Department of Hematology, Amalia Fleming General Hospital, Athens, Greece
12Department of Internal Medicine, Division of Hematology, University of Patras Medical School, Patras, Greece
13First Department of Propedeutic and Internal Medicine, University of Athens School of Medicine, Athens, Greece
14First Department of Internal Medicine, University of Athens School of Medicine, Athens, Greece