1. Department of Epidemiology and Biostatistics, School of Public Health; Department of Gastrointestinal Oncology, Zhongnan Hospital, Wuhan University, TaiKang Center for Life and Medical Sciences Wuhan University Wuhan China
2. Department of Epidemiology and Biostatistics, School of Public Health, Tongji Medical College Huazhong University of Science and Technology Wuhan China
3. Department of Gastrointestinal Surgery Zhongnan Hospital of Wuhan University, Wuhan University Wuhan China
4. Department of Gastrointestinal Oncology, Hubei Cancer Clinical Study Center Zhongnan Hospital of Wuhan University Wuhan China
5. Department of Oncology, Tongji Hospital, Tongji Medical College Huazhong University of Science and Technology Wuhan China
6. Jiangsu Collaborative Innovation Center for Cancer Personalized Medicine Nanjing Medical University Nanjing China
7. Research Center of Public Health, Renmin hospital of Wuhan University Wuhan University Wuhan China