1. SSD Clinical Trial in Oncoematologia e Mieloma Multiplo, Division of Hematology, University of Torino, Azienda Ospedaliero-Universitaria Città della Salute e della Scienza di Torino, Torino, Italy
2. Leeds Cancer Research UK Clinical Trials Unit, Leeds Institute of Clinical Trials Research, University of Leeds, Leeds, United Kingdom
3. Instituto de Investigación del Hospital Universitario 12 de Octubre, Madrid, Spain
4. Department of Hematology, Erasmus MC Cancer Institute, Rotterdam, the Netherlands
5. University Hospital Heidelberg, Internal Medicine V and National Center for Tumor Diseases (NCT), Heidelberg, Germany
6. Institute of Clinical and Molecular Medicine, Norwegian University of Science and Technology, Trondheim, Norway
7. IRCCS Azienda Ospedaliero-Universitaria di Bologna, Istituto di Ematologia “Seràgnoli,” Bologna, Italy
8. Dipartimento di Medicina Specialistica, Diagnostica e Sperimentale, Università di Bologna, Bologna, Italy
9. Complejo Asistencial Universitario de Salamanca/IBSAL/CIC/Ciberonc, Salamanca, Spain
10. Dipartimento di Fisica e Astronomia, Università di Bologna, Bologna, Italy
11. Department of Hematology, Amsterdam UMC, Cancer Center Amsterdam, Vrije Universiteit Amsterdam, Amsterdam, the Netherlands
12. University of Newcastle upon Tyne, Newcastle upon Tyne, United Kingdom
13. Asklepios Tumorzentrum Hamburg, AK Altona and AK St Georg, Hamburg, Germany
14. Hospital Clinic, IDIBAPS, Barcelona, Spain
15. HOVON Data Center, Department of Hematology, Erasmus MC Cancer Institute, Rotterdam, the Netherlands
16. Department of Hematology, University Clinic Essen, Essen, Germany
17. The Institute of Cancer Research, London, United Kingdom and The Royal Marsden Hospital, London, United Kingdom
18. Department of Medicine, University of Salamanca, Institute of Biomedical Research of Salamanca (IBSAL), University of Salamanca—Cancer Research Center of Salamanca (IBMCC, USAL-CSIG). Hematology Department, Hospital Universitario de Salamanca (CAUSA/IBSAL), Salamanca, Spain
19. Clínica Universidad de Navarra, CIMA, IDISNA, CIBER-ONC (CB16/12/00369), Pamplona, Spain