1. Department of General Surgery, State Key Laboratory of Complex Severe and Rare Diseases, Peking Union Medical College Hospital, Chinese Academy of Medical Science and Peking Union Medical College, Beijing 100730, China
2. Department of Hepatobiliary Surgery, PLA General Hospital, Beijing 100853, China
3. Department of General Surgery, Guangdong Provincial People’s Hospital, Guangdong Academy of Medical Sciences, Guangzhou 510080, China
4. Department of Pancreatic Surgery, Huashan Hospital, Shanghai Medical College, Fudan University, Shanghai 200040, China
5. Department of Hepatobiliary and Pancreatic Surgery, Hunnan Division of The First Hospital of China Medical University, Shenyang 110167, China
6. Department of Hepato-Pancreato-Biliary Surgery, Peking University Cancer Hospital & Institute, Beijing 100142, China
7. Department of Pancreatic Cancer, Tianjin Medical University Cancer Institute and Hospital, Tianjin 300060, China
8. Department of General Surgery, Fujian Medical University Union Hospital, Fuzhou 350001, China
9. Department of General Surgery, Guangdong Provincial People’s Hospital, Guangdong Academy of Medical Sciences, Guangzhou 510000, China
10. Department of Hepatobiliary Pancreatic Surgery, Changhai Hospital Affiliated to Navy Medical University (Second Military Medical University), Shanghai 200433, China
11. Department of General Surgery, Xuanwu Hospital, Capital Medical University, Beijing 100053, China
12. Department of Hepatobiliary Surgery, Xijing Hospital, Fourth Military Medical University, Xi’an 710032, China
13. Department of Hepatobiliary and Pancreatic Surgery, Sun Yat-Sen University Cancer Center, State Key Laboratory of Oncology in South China, Collaborative Innovation Center for Cancer Medicine, Guangzhou 510060, China
14. Department of Critical Care Medicine, Jinling Hospital, Medical School of Nanjing University, Nanjing 210002, China
15. Department of General Surgery, Xiangya Hospital, Central South University, Changsha 410008, China
16. Department of Hepatobiliary and Pancreatic Surgery, the First Affiliated Hospital, Zhejiang University School of Medicine, Hangzhou 310003, China
17. Department of Pancreatic Surgery, West China Hospital, Sichuan University, Chengdu 610041, China
18. Department of Pancreatic Surgery, Zhongshan Hospital, Fudan University, Shanghai 200032, China
19. Pancreas Centre, First Affiliated Hospital of Nanjing Medical University, Nanjing 210029, China
20. Department of Gastrointestinal-Pancreatic Surgery, General Surgery, Zhejiang Provincial People’s Hospital, People’s Hospital of Hangzhou Medical College, Hangzhou 310014, China
21. Department of General Surgery, Pancreatic Disease Center, Research Institute of Pancreatic Diseases, Ruijin Hospital, Shanghai Jiao Tong University School of Medicine, Shanghai 200025, China
22. Department of Biliary-Pancreatic Surgery, Affiliated Tongji Hospital, Tongji Medical College, Huazhong University of Science and Technology, Wuhan 430030, China
23. Department of Pancreatic-biliary Surgery, Second Affiliated Hospital of Naval Medical University, Shanghai 200003, China
24. Department of Pancreatic and Biliary Surgery, The First Affiliated Hospital of Harbin Medical University, Key Laboratory of Hepatosplenic Surgery, Ministry of Education, The First Affiliated Hospital of Harbin Medical University, Harbin 150001, China
25. Department of Hepatobiliary Surgery, The First Affiliated Hospital of Dalian Medical University, Dalian 116021, China
26. Institute of Hepatopancreatobiliary Surgery, Chongqing General Hospital, Chongqing 401147, China
27. Department of General Surgery, Qilu Hospital of Shandong University, Ji’nan 250012, China
28. Department of Pancreatic Surgery, Fudan University Shanghai Cancer Center, Shanghai 200032, China
29. Department of Hepatobiliary and Pancreatic Surgery, The Second Affiliated Hospital, Zhejiang University School of Medicine, Hangzhou 310009, China
30. Department of General Surgery, Beijing Hospital, Beijing 100730, China
31. Department of Pancreatic Surgery, Union Hospital, Tongji Medical College, Huazhong University of Science and Technology, Wuhan 430022, China
32. Department of Hepatobiliary Surgery, The First Affiliated Hospital of Xi’an Jiaotong University, Xi’an 710061, China
33. Department of General Surgery, The Second Hospital of Hebei Medical University, Shijiazhuang 050000, China
34. Department of General Surgery, Peking University First Hospital, Peking University, Beijing 100034, China
35. Department of Pancreato-Biliary Surgery, The First Affiliated Hospital of Sun Yat-sen University, Guangzhou 510080, China
36. Department of Pancreatic Surgery, Fudan University Shanghai Cancer Center, Pancreatic Cancer Institute Fudan University, Shanghai Pancreatic Cancer Institute, Shanghai 200032, China
37. Department of General Surgery, Peking University Third Hospital, Beijing 100191, China