From the Department of Radiology, Ålesund Hospital, Møre og Romsdal Hospital Trust, Åsehaugen 5, 6017 Ålesund, Norway, Ålesund, Norway; Department of Circulation and Medical Imaging, Faculty of Medicine and Health Sciences, NTNU, Trondheim, Norway (S.R.H.); Department of Research and Innovation, Møre og Romsdal Hospital Trust, Ålesund, Norway; Cancer Registry of Norway, Oslo, Norway (T.A.M.); Department of Radiology, University of Washington School of Medicine; Department of Health Services, University of Washington School of Public Health, Seattle, Washington (C.I.L.); Cancer Registry of Norway, Oslo, Norway (S.H.); and Department of Health Science, Oslo Metropolitan University, Oslo, Norway (S.H.).