1 Department of Haematology, The Royal Marsden Hospital, London, UK. Martin.Kaiser@icr.ac.uk.
2 Division of Molecular Pathology, The Institute of Cancer Research (ICR) and The Royal Marsden Hospital, 123 Old Brompton Road, London, SW7 3RP, UK. Martin.Kaiser@icr.ac.uk.
3 Department of Hematology, Ankara University, Ankara, Turkey.
4 Oslo Myeloma Center, Oslo University Hospital, and KG Jebsen Center for B Cell Malignancies, University of Oslo, Oslo, Norway.
5 Department of Hematooncology, University Hospital Ostrava, Ostrava, Czech Republic.
6 Department of Hematology, University Hospital Hôtel-Dieu, Nantes, France.
7 Servicio de Hematología y Oncología Médica, Hospital Universitario Morales Meseguer y Centro Regional de Hemodonación, IMIB-Arrixaca, Universidad de Murcia, Murcia, Spain.
8 Department of Hematology, University Hospital of Salamanca, CIC, IBM CC, Salamanca, Spain.
9 Department of Haematology, The Royal Marsden Hospital, London, UK.
10 Malignant Haematology and Stem Cell Transplantation Service, Alfred Health-Monash University, Melbourne, Australia.
11 Division of Hematology, Department of Internal Medicine, Mayo Clinic, Rochester, MN, USA.
12 Millennium Pharmaceuticals, Inc., a wholly owned subsidiary of Takeda Pharmaceutical Company Limited, Cambridge, MA, USA.
13 Hematology and Medical Oncology, Department of Clinical Therapeutics, School of Medicine, National and Kapodistrian University of Athens, Athens, Greece.