[1] Univ Bologna, Bologna, Italy
[2] Univ Roma La Sapienza, I-00185 Rome, Italy
[3] Azienda Osped Arcispedale S Maria Nuova IRCCS, Ematol Dipartimento Oncol, Reggio Emilia, Italy
[4] Univ Bologna, Sch Med, Seragnoli Inst Hematol, Bologna, Italy
[5] Univ Parma, I-43100 Parma, Italy
[6] Univ Bologna, Sch Med, Bologna, Italy
[7] Az Osp Bianchi Melacrino Morelli, Reggio Di Calabria, Italy
[8] Azienda Osped Arcispedale S Maria Nuova IRCCS, Reggio Emilia, Italy