1. Department of Gastrointestinal 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
2. Department of Gastrointestinal Surgery, The First Affiliated Hospital, Sun Yat-sen University , Guangzhou , People’s Republic of China
3. Department of Medical Oncology, The Sixth Affiliated Hospital, Sun Yat-sen University , Guangzhou , People’s Republic of China
4. Department of General Surgery, Chinese PLA General Hospital , Beijing , People’s Republic of China
5. Department of Gastrosurgery, Liaoning Cancer Hospital & Institute , Shenyang , People’s Republic of China
6. Department of Gastroenterology, Fujian Medical University Union Hospital , Fuzhou , People’s Republic of China
7. Department of Gastrointestinal Medical Oncology, Harbin Medical University Cancer Hospital , Harbin , People’s Republic of China
8. Department of Gastroenterology, The First Affiliated Hospital of Chongqing Medical University , Chongqing , People’s Republic of China
9. Department of Gastroenterology, Wuhan Union Hospital, Tongji Medical College, Huazhong University of Science and Technology , Wuhan , People’s Republic of China
10. Department of Medical Oncology, Fudan University Zhongshan Hospital , Shanghai , People’s Republic of China
11. Department of Gastroenterology, Renji Hospital Affiliated to Shanghai Jiaotong University School of Medicine , Shanghai , People’s Republic of China
12. Department of General Surgery, Fudan University Zhongshan Hospital , Shanghai , People’s Republic of China
13. Department of Gastroenterology, The First Affiliated Hospital, Zhejiang University , Hangzhou , People’s Republic of China
14. Department of Gastric Surgery, Fudan University Shanghai Cancer Center , Shanghai , People’s Republic of China
15. CStone Pharmaceuticals (Suzhou) , Suzhou , People’s Republic of China