1. Data Center and Health Outcomes Research Unit, Italian Group for Adult Hematologic Diseases (GIMEMA); Rome Italy
2. Division of Population Sciences; Dana-Farber Cancer Institute, Harvard Medical School; Boston Massachusetts
3. Hematology Unit; Sant'Eugenio Hospital; Rome Italy
4. Division of Hematology, Department of Translational Medicine; University of Eastern Piedmont; Novara Italy
5. Methodology and Quality of Life in Oncology Unit; University Hospital of Besançon; Besançon France
6. Platform Quality of Life and Cancer, INSERM 1098; University of Franche-Comté; Besançon France
7. Department of Medical Sciences; University of Cagliari; Cagliari Italy
8. Institute of Hematology; Catholic University of the Sacred Heart; Rome Italy
9. Division of Hematology, Department of Cellular Biotechnologies and Hematology; Sapienza University; Rome Italy
10. Department of Internal Medicine V (Hematology and Oncology); Innsbruck Medical University; Innsbruck Austria
11. Department of Medicine I; University Hospital Dresden Carl Gustav Carus; Dresden Germany
12. UO Ematologia, AOU Policlinico-V Emanuele; Catania Italy
13. Department of Hematology; University of Modena; Modena Italy
14. Department of Internal Medicine; University of Pavia, San Matteo IRCCS Policlinic Foundation; Pavia Italy
15. San Martino Clinical Hematology Clinic; Genova Italy
16. Department of Hematology; San Gerardo Hospital; Monza Italy
17. Hematology and Bone Marrow Transplantation Unit; Armando Businco Hospital; Cagliari Italy
18. Department of Hematology; Affiliated Hospital of Liaoning University of Traditional Chinese Medicine; Shenyang China
19. Department of Medical Psychology; Academic Medical Center/University of Amsterdam; Amsterdam the Netherlands