Theodoros P. Vassilakopoulos1*, Fotios Panitsas1*, Zois Mellios, MD2*, John Apostolidis, MD MSc M.D.(res)3*, Alexia Piperidou1*, Michalis D Michael, MD, PhD4*, Ronit Gurion, MD5*, Meltem Akay6*, Eleftheria Hatzimichael7, Stamatis J. Karakatsanis, MD, MSc8*, Maria Dimou9, Christina Kalpadakis10*, Eirini Katodritou, MD11*, Theoni Leonidopoulou, MD12*, Ioannis Kotsianidis, MD, PhD13, Chara Giatra, MD2*, Nikolaos Kanellias, MD14*, Ayman Sayyed, BMBS, MRCP15*, Tamar Tadmor, MD16*, Leylagul Kaynar, MD17, Miri Zektser18*, Argiris Symeonidis, MD, PhD19, SC Atalar6*, Evgenia Verrou, MD11*, Odit Gutwein20*, Chezi Ganzel21*, Giorgos Karianakis22*, Jonathan Isenberg, MD23*, Gabriela Gainaru22*, Theodora Triantafyllou11*, Efimia Vrakidou, MD24, Maria Palassopoulou25*, Mehmet Ozgur26*, Semra Paydas, MD27*, Panagiotis Tsirigotis, MD, PhD28*, Maria Tsirogianni29*, Tulin Tuglular, MD30*, Chrysovalantou Chatzidimitriou1*, Maria Kotsopoulou31*, Evangelos Terpos, MD, PhD32, Panagiotis Zikos33*, Argyro Koumarianou34*, Christos Poziopoulos, MD34*, Dimitrios Boutsis35*, Anat Gafter-Gvili, MD5*, Themistoklis Karmiris, MD2*, Maria K. Angelopoulou, MD1*, Maria Bakiri Papaioannou2*, Gerassimos Pangalis1,36*, Panayiotis Panayiotidis, MD1, Burhan Ferhanoglu, MD6, Netanel A. Horowitz23* and Sotirios Papageorgiou, MD, PhD37*
1Department of Haematology and Bone Marrow Transplantation, National and Kapodistrian University of Athens, Laikon General Hospital, Athens, Greece
2Department of Haematology and Lymphoma, Evangelismos General Hospital, Athens, Greece
3Lymphoma Program, Department of Adult Hematology & Stem Cell Transplantation, King Fahad Specialist Hospital, Dammam, Saudi Arabia
4Department of Haematology, Nicosia General Hospital, NICOSIA, Cyprus
5Rabin Medical Center, PetachTikva, Tel Aviv University, Tel Aviv, Israel
6Hematology Department, Koç University, School of Medicine, Istanbul, Turkey
7Department of Haematology, Faculty of Medicine, School of Health Sciences, University of Ioannina, Ioannina, Greece
8Third Department of Internal Medicine, National and Kapodistrian University of Athens, Sotiria Hospital, Athens, Greece
91st Internal Medicine Department, Propaedeutic, Hematology Clinical Trial Unit, National and Kapodistrian University of Athens, Athens, Greece
10Department of Haematology, University of Crete, Heraklion, Crete, GRC
11Department of Haematology, Theagenion Anticancer General Hospital, Thessaloniki, Greece
12Department of Haematology, Sismanoglion General Hospital, Athens, Greece
13Department of Hematology, Democritus University of Thrace Medical School, University Hospital of Alexandroupolis, Alexandroupolis, Greece
14Department of Therapeutics, National and Kapodistrian University of Athens, Alexandra Hospital, Athens, Greece
15Lymphoma Program, Department of Adult Hematology & Stem Cell Transplantation, King Fahad Specialist Hospital, Riyadh, Saudi Arabia
16Bnai Zion Medical Center, Haifa, Israel
17Erciyes University, Kayseri, Turkey
18Soroka Medical Center, Beer Sheva, Israel
19Hematology Division, Department of Internal Medicine, University of Patras, Patras, Greece
20Department of Hematology, Shamir Medical Center, Zerifin, Israel
21Shaare Zedek Medical Center, Jerusalem, Israel
22HYGEIA Hospital, Athens, Greece
23Rambam Medical Center, Haifa, Israel
24HYGEIA Hospital, Athens, ATTICA, Greece
25Department of Hematology, University Hospital, University of Thessaly, Larissa, Greece
26Kocaeli University, Kocaeli, Turkey
27Cukurova University, Adana, Turkey
28Second Propaedeutic Department of Internal Medicine, National and Kapodistrian University of Athens, Attikon Hospital, Athens, Greece
29Department of Hematology and Bone Marrow Transplantation, Saint Savvas Regional Cancer Hospita, Athens, Greece
30Marmara University, İstanbul, Turkey
31Department of Hematology, METAXA Cancer Hospital, Peireas, Greece
32Department of Therapeutics, National and Kapodistrian University of Athens, Alexandra Hospital, Drosia, Attiki, Greece
33Hematology Department, General Hospitalof Patras “Agios Andreas”, Patra, Greece
34Department of Hematology, METROPOLITAN Hospital, Athens, Greece
35Department of Hematology, Athens Navy Hospital, Athens, Greece
36Department of Haematology, Athens Medical Center, Psychikon Branch, Athens, Greece
37Second Department of Internal Medicine and Research Institute, Attikon University General Hospital, Athens, Greece