[1] Theagenion Krankenhauses, Thessaloniki, Greece
[2] Univ Athens, Sch Med, Athens, Greece
[3] Tel Aviv Univ, Tel Aviv Sourasky Med Ctr, Tel Aviv, Israel
[4] Tel Aviv Univ, Sackler Fac Med, Tel Aviv, Israel
[5] Agios Savvas Hosp, Dept Hematol, Athens, Greece
[6] George Papanicolaou Hosp, Dept Hematol, Thessa, Greece
[7] George Papanicolaou Hosp, Bone Marrow Transplantat Unit, Thessa, Greece
[8] Rambam Med Ctr, Haifa, Israel
[9] Evangelismos Med Ctr, Athens, Greece
[10] Univ Athens, Laikon Gen Hosp Athens, Med Sch, Athens, Greece
[11] Nicosia Gen Hosp, Nicosia, Cyprus
[12] Galilee Med Ctr, Nahariyya, Israel
[13] Bar Ilan Univ, Azrieli Fac Med, Safed, Israel
[14] Soroka Med Ctr, Beer Sheva, Israel
[15] Asaf Harofe Med Ctr Zrifin Israel, Beer Yaagov, Israel
[16] Papanikolaou Gen Hosp, Thessaloniki, Greece
[17] Agios Andreas Gen Hosp, Patras, Greece
[18] Shaare Zedek Med Ctr, Jerusalem, Israel
[19] Rabin Med Ctr, Petah Tiqwa, Israel
[20] Haemek Med Ctr, Afula, Israel
[21] Dimokrit Univ Alexandroupolis, Dept Hematol, Alexandroupolis, Greece
[22] Hadassah Hebrew Univ, Med Ctr, Jerusalem, Israel