1. Department of Oncology, Odense University Hospital, Odense, Denmark and University of Southern Denmark, Odense, Denmark
2. Faculty of Health and Medical Sciences, University of Copenhagen, Copenhagen, Denmark
3. The Finsen Laboratory, Rigshospitalet, Copenhagen, Denmark and Biotech Research and Innovation Center (BRIC), University of Copenhagen, Copenhagen, Denmark
4. Department of Oncology and K. G. Jebsen Centre for Colorectal Cancer Research, Oslo University Hospital Oslo, Norway
5. Departments of Radiology, Oncology and Radiation Science, Uppsala University, Uppsala and Department of Oncology and Pathology, Karolinska Institutet, Stockholm, Sweden
6. Department of Oncology, Haukeland University Hospital, Bergen, Norway
7. Department of Clinical Science, University of Bergen, Bergen, Norway
8. Department of Oncology, Oslo University Hospital, Oslo, Norway
9. Department of Genetics, Oslo University Hospital, Oslo, Norway
10. Department of Surgical Gastroenterology, Copenhagen University Hospital, Hvidovre, Denmark