1. Department of Medical Oncology, Sun Yat-sen University Cancer Center, State Key Laboratory of Oncology in South China, Collaborative Innovation Center for Cancer Medicine, Guangzhou, China
2. Department of Epidemiology, Harvard T.H. Chan School of Public Health, Boston, Massachusetts
3. Clinical and Translational Epidemiology Unit, Massachusetts General Hospital, Harvard Medical School, Boston
4. Division of Gastroenterology, Massachusetts General Hospital, Harvard Medical School, Boston
5. Department of General, Visceral and Transplantation Surgery, University of Heidelberg, Heidelberg, Germany
6. Study Centre of the German Surgical Society, University of Heidelberg, Heidelberg, Germany
7. Center of Gastrointestinal Surgery, First Affiliated Hospital, Sun Yat-sen University, Guangzhou, China
8. Section for Colorectal Cancer Screening, Cancer Registry of Norway, Oslo, Norway
9. Division of Surgery, Department of Transplantation Medicine, Inflammatory Diseases and Transplantation, Norwegian PSC Research Center, Oslo University Hospital, Oslo, Norway
10. Department of Nutrition, Harvard T.H. Chan School of Public Health, Boston, Massachusetts