1. CHRU de Lille, Service des maladies du sang, Lille, France,
2. Myeloma research, Institute of Cancer research, Sutton, United Kingdom,
3. Service des Maladies du Sang, Hopital Claude Huriez, CHRU Lille, Lille, France,
4. Centre for Myeloma Research, Division of Molecular Pathology, The Institute of Cancer Research, London, United Kingdom,
5. Clinical Immunology, School of Immunity & Infection, University of Birmingham, Birmingham, United Kingdom