1. Liver Cancer Institute and Zhongshan Hospital, Fudan University, Shanghai, China;
2. Fudan University Zhongshan Hospital, Shanghai, China;
3. Department of Liver Surgery and Transplantation, Liver Cancer Institute, Zhongshan Hospital, Fudan University, Shanghai, China;
4. Department of Liver Surgery, Sun Yat-sen University Cancer Center, Guangzhou, China;
5. The First Affiliated Hospital of University of Science and Technology of China, Hefei, China;
6. Department of Hepatobiliary Surgery, The Tongji Hospital, Huazhong University of Science and Technology, Wuhan, China;
7. Department of Liver Surgery and Liver Transplantation Center, West China Hospital, Sichuan University, Sichuan, China;
8. Liver Surgery Department, Shanghai Cancer Center, Shanghai, China;
9. Department of Hepatic Surgery II, Eastern Hepatobiliary Surgery Hospital, Naval Medical University, Shanghai, China;
10. Sun Yat-sen University Cancer Center, Guangzhou, China;
11. Shanghai Tenth People's Hospital, Shanghai, China;
12. The Department of Hepatobillary Surgery, Peking University People's Hospital, Beijing, China;
13. Department of Hepatobiliary Surgery, National Cancer Center/National Clinical Research Center for Cancer/Cancer Hospital, Chinese Academy of Medical Sciences and Peking Union Medical College, Beijing, China;
14. Sun Yat-sen Memorial Hospital of Sun Yat-sen University, Guangzhou, China;
15. The First Affiliated Hospital of Xi'an Jiaotong University, Xi'an, China;
16. The Fifth Medical Center of the PLA General Hospital, Beijing, China;
17. Sichuan Cancer Hospital & Institute, Sichuan Cancer Center, School of Medicine, University of Electronic Science and Technology of China, Chengdu, China;