1. Division of Hematology, Department of Molecular Biotechnologies and Health Sciences, University of Turin, Turin, Italy;
2. Unit of Cancer Epidemiology, Azienda Ospedaliera Città della Salute e della Scienza, Turin, Italy;
3. Division of Hematology 2, Azienda Ospedaliera Città della Salute e della Scienza, Turin, Italy;
4. Division of Hematology, Fondazione IRCCS Cà Granda OM Policlinico, University of Milan, Milan, Italy;
5. Division of Hematology, Spedali Civili Spedali Civili Hospital and University, Brescia, Italy;
6. Division of Hematology, Department of Cellular Biotechnologies and Hematology, Sapienza University, Rome, Italy;
7. Division of Hematology, Oncology, and Clinical Pathology and Department of Clinical and Molecular Biomedicine, University of Catania, Catania, Italy;
8. Hematology Functional Unit, Azienda Ospedaliera Universitaria Careggi, Firenze, Italy;
9. Istituto Nazionale Tumori, Fondazione “G. Pascale,” Istituto Di Ricovero e Cura a Carattere Scientifico, Naples, Italy;
10. Department of Oncology, Transplants and Advanced Technologies, Section of Haematology, Pisa University, Pisa, Italy;
11. Department of Diagnostic, Clinical and Public Health Medicine, University of Modena and Reggio Emilia, Modena, Italy;
12. Universitary Division of Medical Oncology, “Fondazione del Piemonte per l’Oncologia-Istituto per la ricerca e la Cura del Cancro,” Candiolo, Turin, Italy;
13. Haematology Unit, Arcispedale Santa Maria Nuova, Istituto di Ricovero e Cura a Carattere Scientifico, Reggio Emilia, Italy;
14. Division of Hematology and Bone Marrow Transplantation, Azienda Ospedaliero-Universitaria Udine, Udine, Italy;
15. Hematology Department and Bone Marrow Transplantation Unit, Azienda Ospedaliera S. Croce e Carle, Cuneo, Italy;
16. Division of Hematology, Department of Emergency and Organ Transplantation, University of Bari, Bari, Italy;
17. Direzione Scientifica, Istituto di Ricovero e Cura a Carattere Scientifico Centro di Riferimento Oncologico della Basilicata, Rionero in Vulture, Italy; and
18. Roche, S.p.A., Monza, Italy