1. Department of Immunology Oslo University Hospital Oslo Norway
2. Faculty of Medicine, KG Jebsen Centre for B Cell Malignances, Institute of Clinical Medicine University of Oslo Oslo Norway
3. Division of Rheumatology, Allergy and Immunology, Department of Medicine University of California, San Diego La Jolla California USA
4. Department of Cancer Immunology, Institute for Cancer Research Oslo University Hospital Oslo Norway
5. Department of Haematology Oslo University Hospital Oslo Norway