1. Department of Clinical and Surgical Sciences; University of Edinburgh; Edinburgh UK
2. Department of Oncology; University of Alberta; Edmonton Alberta Canada
3. Department of Surgery; University Hospital Derby; Derby UK
4. Department of Cancer Research and Molecular Medicine; Norwegian University of Science and Technology; Trondheim Norway
5. Department of Medical Oncology; University Hospital of Larissa; Larissa Greece
6. University of McGill; Montreal Canada
7. Department of Oncology; University of Calgary; Calgary Alberta Canada
8. Department of Surgery; University of Calgary; Calgary Alberta Canada
9. Department of Family Medicine and Emergency Medicine; Laval University; Quebec Canada
10. Department of Internal Medicine; Cantonal Hospital; St. Gallen Switzerland
11. Department of Laboratory Medicine and Pathology; University of Alberta; Edmonton Alberta Canada