[1
]Cancer Epidemiology and Prevention Research, CancerControl Alberta, Alberta Health
Services, Calgary, Canada
[2
]Department of Community Health Sciences, Cumming School of Medicine, University of
Calgary, Calgary, Alberta, Canada
[3
]Department of Oncology, Cumming School of Medicine, University of Calgary, Calgary,
Alberta, Canada
[4
]Department of Epidemiology, Center for Public Health, Medical University of Vienna,
Vienna, Austria
[5
]Division of Public Health Sciences, Department of Surgery, Washington University School
of Medicine, St Louis, Missouri
[6
]Department of Epidemiology and Biostatistics, Memorial Sloan Kettering Cancer Center,
New York, New York
[7
]Division of Gastroenterology, Department of Medicine, Massachusetts General Hospital,
Boston
[8
]Clinical and Translational Epidemiology Unit, Massachusetts General Hospital and Harvard
Medical School, Boston
[9
]Department of Colorectal Surgery, the Sixth Affiliated Hospital, Sun Yat-sen University,
Guangzhou, China
[10
]Guangdong Provincial Key Laboratory of Colorectal and Pelvic Floor Diseases, the Sixth
Affiliated Hospital, Sun Yat-sen University, Guangzhou, China
[11
]Department of Epidemiology, Harvard T. H. Chan School of Public Health, Boston, Massachusetts
[12
]Department of Nutrition, Harvard T.H. Chan School of Public Health, Boston, Massachusetts
[13
]Division of Cancer Epidemiology and Genetics, National Cancer Institute, Bethesda,
Maryland
[14
]Siteman Cancer Center, Washington University School of Medicine, St Louis, Missouri