1 Department of Oncology, Ålesund Hospital, Møre and Romsdal Hospital Trust, Norway; Department of Clinical and Molecular Medicine, Faculty of Medicine and Health Sciences, NTNU, Norwegian University of Science and Technology, Trondheim, Norway.
2 Department of Research and Innovation, Møre and Romsdal Hospital Trust, Norway; Department of Registration, Cancer Registry of Norway, Oslo, Norway.
3 Department of Clinical and Molecular Medicine, Faculty of Medicine and Health Sciences, NTNU, Norwegian University of Science and Technology, Trondheim, Norway; Cancer Clinic, St. Olavs Hospital, Trondheim University Hospital, Trondheim, Norway.
4 Department of Oncology, Ålesund Hospital, Møre and Romsdal Hospital Trust, Norway.
5 Department of Public Health and Nursing, Faculty of Medicine and Health Sciences, NTNU, Norwegian University of Science and Technology, Trondheim, Norway.
6 Department of Radiology, Ålesund Hospital, Møre and Romsdal Hospital Trust, Ålesund, Norway; Department of Circulation and Medical Imaging, Faculty of Medicine and Health Sciences, NTNU, Trondheim, Norway.
7 Department of Oncology, Oslo University Hospital, Oslo, Norway; Institute of Clinical Medicine, Faculty of Medicine, University of Oslo, Oslo, Norway.
8 Department of Radiation Sciences, Oncology, Umeå University, Umeå, Sweden.