1. Faculty of Medicine University of Iceland Reykjavík Iceland
2. University Hospital Malmö Malmö Sweden
3. Division of Haematology Department of Medicine Karolinska University Hospital and Karolinska Institutet Stockholm Sweden
4. Department of Haematology Aalborg University Hospital Aalborg Denmark
5. Department of Haematology Sahlgrenska University Hospital and Institution of Internal Medicine Sahlgrenska Academy at University of Gothenburg Gothenburg Sweden
6. Myeloma Program Sylvester Comprehensive Cancer Center University of Miami Miami FL USA
7. Department of Haematology Landspitali National University Hospital Reykjavik Iceland