1University of Lille, CHU Lille, Service des Maladies du Sang, Lille, France.
2Cancer Research UK Clinical Trials Unit, Leeds Institute of Clinical Trials Research, University of Leeds, Leeds, UK.
3Memorial Sloan Kettering Cancer Center, New York, NY, USA.
4Department of Hematology, Hôpital Haut Lévêque, University Hospital, Pessac, France.
5Department of Hematology, Mayo Clinic Rochester, Rochester, MN, USA.
6Centre Hospitalier Universitaire, Nantes, France.
7Arnie Charbonneau Cancer Research Institute, University of Calgary, Calgary, AB, Canada.
8Royal Wolverhampton NHS Trust and University of Wolverhampton, CRN West Midlands, NIHR, Wolverhampton, UK.
9GMMG-Study Group at University Hospital Heidelberg, Internal Medicine V, Heidelberg, Germany.
10University of Melbourne, St Vincent's Hospital, Melbourne, VIC, Australia.
11Hematology and Cellular Therapy Department of Saint-Antoine Hospital, Sorbonne University, Paris, France.
12Department of Medical Oncology, Cross Cancer Institute, University of Alberta, Edmonton, AB, Canada.
13BC Cancer-Vancouver Centre, Vancouver, BC, Canada.
14Department of Oncology, Hematology and Bone Marrow Transplantation with Section of Pneumology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany.
15Center for Multiple Myeloma, Massachusetts General Hospital Cancer Center, Boston, MA, USA.
16University of Lille, CHU de Lille, Hôpital Huriez, Service d'Hématologie, Lille, France.
17Cytel, Cambridge, MA, USA.
18Johnson & Johnson, Horsham, PA, USA.
19Johnson & Johnson, Raritan, NJ, USA.
20Johnson & Johnson, Spring House, PA, USA.
21Department of Hematology, Amsterdam UMC, Vrije Universiteit Amsterdam, Cancer Center Amsterdam, Amsterdam, The Netherlands. s.zweegman@amsterdamumc.nl.