[1] IRCCS Ist Romagnolo Studio Tumori IRST Dino Amador, Meldola, Italy
[2] Univ Genoa, Chair Hematol, Dept Internal Med DiMI, Genoa, Italy
[3] IRCCS Osped Policlin San Martino, Dipartimento Oncol & Ematol DIPOE, Clin Ematol, Genoa, Italy
[4] Univ Bologna, Ist Ematol Seragnoli, Dipartimento Sci Med & Chirurg, Bologna, Italy
[5] IRCCS Azienda Osped Univ Bologna, Ist Ematol Seragnoli, Bologna, Italy