1. Department of Oncology, University Hospital of North Norway, Tromsø, Norway
2. Department of Clinical Medicine, UiT, The Arctic University of Norway, Tromsø, Norway
3. Department of Research and Innovation, Møre and Romsdal Hospital Trust, Ålesund, Norway
4. Department of Registration, Cancer Registry of Norway, Oslo, Norway
5. Department of Oncology, Haukeland University Hospital, Bergen, Norway
6. Department of Oncology, Ålesund Hospital, Ålesund, Norway
7. Department of Oncology, Oslo University Hospital, Oslo, Norway
8. The Cancer Clinic, St. Olav's University Hospital, Trondheim, Norway
9. Department of Clinical and Molecular Medicine, The Norwegian University of Science and Technology, Trondheim, Norway
10. Department of Community Medicine, UiT, The Arctic University of Norway, Tromsø, Norway
11. Institute of Clinical Medicine, University of Oslo, Oslo, Norway