1. Section for Clinical Cancer Research, Oslo University Hospital, Oslo, Norway
2. Faculty of Medicine, University of Oslo, Norway
3. Department of Research and Innovation, Møre and Romsdal Hospital Trust, Ålesund, Norway
4. Cancer Registry of Norway, Oslo, Norway
5. Division of Cancer Medicine, Oslo University Hospital, Oslo, Norway
6. Division of Clinical Oncology, Østfold Hospital Trust, Kalnes, Norway