1. Department of Hematology and Oncology Seràgnoli, University of Bologna–S. Orsola-Malpighi Hospital, Bologna, Italy;
2. Department of Biotechnologies and Hematology, La Sapienza University, Rome, Italy;
3. Hematology Unit, Ospedali Riuniti, Bergamo, Italy;
4. Hematology Unit, Spedali Civili, Brescia, Italy;
5. Hematology Unit, Ospedali Riuniti, Reggio Calabria, Italy;
6. Hematology Unit, Maggiore Hospital, Turin, Italy;
7. Department of Hematology, University of Ancona, Ancona, Italy;
8. Department of Hematology, University of Turin–S. Giovanni Battista Hospital, Turin, Italy;
9. Hematology Unit, Ca' Foncello Hospital, Treviso, Italy;
10. Department of Hematology, La Sapienza University–S. Andrea Hospital, Rome, Italy;
11. Department of Hematology, University of Siena–Le Scotte Hospital, Siena, Italy;
12. Department of Hematology, University of Udine, Udine, Italy;
13. Department of Hematology, University of Genova, Genova, Italy;
14. Department of Hematology, University of Milan, Milan, Italy;
15. Centro di Ingegneria Genetica and Department of Medical Biotechnologies, Federico II University, Naples, Italy; and
16. Department of Clinical and Biological Sciences, University of Turin, Orbassano, Italy