1. Department of Hematology and Oncology ‘L. and A. Seràgnoli’, S. Orsola-Malpighi Hospital; University of Bologna; Italy
2. Unit of Hematology, IRCCS Ospedale Casa Sollievo della Sofferenza; San Giovanni Rotondo; Italy
3. Department of Hematology; Azienda ospedaliero-universitaria San Martino; Genova Italy
4. Department of Hematology; Azienda ospedaliero-universitaria senese; Siena Italy
5. Unit of Oncology and Hematology; IRCCS Ospedale oncologico di Bari; Italy
6. Unit of Hematology; Tricase Italy
7. Unit of Hematology; Policlinico di Palermo; Italy
8. Department of Hematology; Azienda ospedaliero-universitaria Careggi; Firenze Italy
9. Unit of Oncology and Hematology; Azienda ospedaliera San Sebastiano di Caserta; Italy