1. Department of Haematology; Oslo University Hospital; Oslo Norway
2. Research Institute of Internal Medicine; Oslo University Hospital; Oslo Norway
3. Institute of Clinical Medicine; University of Oslo; Oslo Norway
4. Servicio de Hematología y Oncología Médica; Hospital Universitario Morales Meseguer; Centro Regional de Hemodonación; IMIB-Arrixaca; University of Murcia; Murcia Spain
5. Department of Medical Genetics; Oslo University Hospital and University of Oslo; Oslo Norway