1. Department of Haematology Copenhagen University Hospital, Rigshospitalet Copenhagen Denmark
2. Centre for General Practice, Department of Public Health University of Copenhagen Copenhagen Denmark
3. Department of Clinical Biochemistry Copenhagen University Hospital Hvidovre Denmark
4. Department of Haematology University Hospital Linköping Linköping Sweden
5. Department of Haematology Odense University Hospital Odense Denmark
6. Department of Clinical Epidemiology Aarhus University Aarhus Denmark
7. Bio Research and Innovation Centre (BRIC) University of Copenhagen Copenhagen Denmark