1. Department of Gastric Surgery, Fujian Medical University Union Hospital , Fujian , People’s Republic of China
2. CAS Key Laboratory of Tissue Microenvironment and Tumor, Shanghai Institute of Nutrition and Health, University of Chinese Academy of Sciences, Chinese Academy of Sciences , Shanghai , People’s Republic of China
3. Department of Internal Medicine, Jiangsu Cancer Hospital & Jiangsu Institute of Cancer Research & the Affiliated Cancer Hospital of Nanjing Medical University , Jiangsu , People’s Republic of China
4. Department of Gastrointestinal Surgery, the First Affiliated Hospital of Chongqing Medical University , Chongqing , People’s Republic of China
5. The Second Ward of Gastroenterology Department, Harbin Medical University Cancer Hospital , Heilongjiang , People’s Republic of China
6. Department of Gastrointestinal Surgery, the First Affiliated Hospital, Sun Yat-sen University , Guangdong , People’s Republic of China
7. Department of Gastric Surgery, Fudan University Shanghai Cancer Center , Shanghai , People’s Republic of China
8. Department of Oncology, the Affiliated Hospital of Qingdao University , Shandong , People’s Republic of China
9. Department of Colorectal Surgery, State Key Laboratory of Oncology in South People’s Republic of China, Collaborative Innovation Center for Cancer Medicine, Sun Yat-Sen University Cancer Center , Guangzhou , People’s Republic of China
10. Department of General Surgery, the General Hospital of the People’s Liberation Army , Beijing , People’s Republic of China
11. Department of Gastrointestinal Surgery, the Affiliated Hospital of Qingdao University , Shandong , People’s Republic of China
12. Department of GI Oncology, Laboratory of Carcinogenesis and Translational Research of the Ministry of Education, Peking University School of Oncology, Beijing Cancer Hospital & Institute , Beijing , People’s Republic of China