1. Data Center and Health Outcomes Research Unit, Italian Group for Adult Hematologic Diseases (GIMEMA); Rome; Italy
2. Department of Cellular Biotechnologies and Hematology; Policlinico Umberto I, University ‘La Sapienza’; Rome; Italy
3. Hematology Unit, Azienda Ospedaliera Sant'Eugenio; Rome; Italy
4. ISTUD (Istituto Studi Direzionali) Foundation; Milan; Italy