1. 1Clinica Universidad de Navarra, Centro de Investigación Médica Aplicada (CIMA), Instituto de Investigación Sanitaria de Navarra (IDISNA), CIBERONC (CB16/12/00369), Pamplona, Spain
2. 2Hematology and Medical Oncology, Department of Clinical Therapeutics, School of Medicine, National and Kapodistrian University of Athens, Athens, Greece
3. 3Department of Oncology and Hematology, Azienda Ospedaliero-Universitaria City of Health and Science of Turin, Turin, Italy
4. 4Department of Internal Medicine, Seoul St Mary’s Hospital, Catholic University of Korea, Seoul, South Korea
5. 5Department of Hematology, Amsterdam University Medical Center, VU University Amsterdam, Cancer Center Amsterdam, Amsterdam, The Netherlands
6. 6Department of Hematology, Charles University, Prague, Czech Republic
7. 7Medizinische Klinik und Poliklinik I, Universitätsklinikum TU Dresden, Dresden, Germany
8. 8University Hospital of Salamanca, CIC, IBMCC, Salamanca, Spain
9. 9Myeloma Unit, Department of Clinical and Experimental Medicine, University of Parma, and Ematologia e CTMO, Azienda Ospedaliero-Universitaria di Parma, Parma, Italy
10. 10IRCCS Azienda Ospedaliero-Universitaria di Bologna, Istituto di Ematologia “Seràgnoli,” Dipartimento di Medicina Specialistica, Diagnostica e Sperimentale, Università di Bologna, Bologna, Italy
11. 11Clínica Bupa Reñaca, Universidad de Valparaíso, Viña del Mar, Valparaíso, Chile
12. 12Department of Hematology, Shanghai Changzheng Hospital, Shanghai, China
13. 13Department of Hematology, Shanghai Fourth People’s Hospital, School of Medicine, Tongji University, Shanghai, China
14. 14Takeda Development Center Americas, Lexington, MA