1. Department of Diagnostic Radiology, Dalhousie University, Halifax, NS, Canada
2. Department of Radiation Oncology, Dalhousie University, Halifax, NS, Canada
3. Department of Diagnostic Imaging, Nova Scotia Health Authority, Halifax, NS, Canada
4. Department of Diagnostic Imaging, Akershus University Hospital, Loerenskog, Norway
5. School of Health Sciences, Dalhousie University, Halifax, NS, Canada
6. Medicine Faculty, University of Oslo, Oslo Norway
7. Health Faculty, Department of Life Sciences and Health, Oslo Metropolitan University Oslo, Norway
8. Department of Cancer Treatment, Oslo University Hospital, Oslo, Norway
9. Health and Social Science Cluster, Singapore Institute of Technology, Singapore