1. Centre for Molecular Medicine Norway (NCMM), Nordic EMBL Partnership, University of Oslo , 0318 Oslo , Norway
2. Department of Cancer Genetics, Institute for Cancer Research, Oslo University Hospital Radiumhospitalet , 0310 Oslo , Norway
3. Department of Medical Genetics, Institute of Clinical Medicine, University of Oslo and Oslo University Hospital , Oslo , Norway
4. Centre for Bioinformatics, Department of Informatics, University of Oslo , Gaustadalléen 23 B, N-0373 Oslo , Norway
5. KG Jebsen Centre for B-cell malignancies, Institute for Clinical Medicine, University of Oslo , Ullernchausseen 70, N-0372 Oslo , Norway
6. Erasmus MC Cancer Institute and Cancer Genomics Netherlands, University Medical Center Rotterdam, Department of Medical Oncology , 3015GD Rotterdam, The Netherlands