1. Department of Surgery, Haeundae Paik Hospital, Inje University College of Medicine, Busan, Korea.
2. Division of Hepatobiliary Surgery and Liver Transplantation, Department of Surgery, Asan Medical Center, University of Ulsan College of Medicine, Seoul, Korea.
3. Department of Surgery, Yeungnam University Medical Center, Yeungnam University College of Medicine, Daegu, Korea.
4. Hepatobiliary Center, Paul Brousse Hospital, University Paris Sud, Villejuif, France.
5. Department of HPB Surgery and Liver Transplant, Beaujon Hospital, University Denis Diderot, Paris, France.
6. Division of Surgical Oncology, Department of Surgery, Emory Saint Joseph's Hospital, Emory University School of Medicine, Atlanta, GA, USA.
7. Gastrointestinal Surgery and Advanced Center for Minimal Access Surgery, GEM Hospital & Research Center, Coimbatore, TN, India.
8. Division of Hepatobiliary & Pancreatic Surgery and Liver Transplantation, Queen Mary Hospital, The University of Hong Kong, Hong Kong.
9. Department of Surgery, Seoul St. Mary's Hospital, College of Medicine, The Catholic University of Korea, Seoul, Korea.
10. Department of Surgery, National Taiwan University Hospital, National Taiwan University, Taipei, Taiwan.
11. Department of Surgery, Far-Eastern Memorial Hospital, New Taipei City, Taiwan.
12. Department of HBP Surgery, Tokyo Metropolitan Center and Infectious Diseases Center, Komagome Hospital, Tokyo, Japan.
13. Department of Surgery, Tongji Hospital, Tongji Medical College, Huazhong University of Science and Technology, Wuhan, China.
14. Department of Surgery, Pamela Youde Nethersole Eastern Hospital, Hong Kong.
15. Department of Surgery, Eulji Hospital, Eulji University College of Medicine, Daejeon, Korea.
16. Department of Surgery, Chonnam National University Hwasun Hospital, Chonnam National University Medical School, Hwasun, Korea.
17. Division of Hepatobiliarypancreatic Surgery and Liver Transplantation, Department of Surgery, Korea University Medical Center, Korea University Medical College, Seoul, Korea.
18. Department of Surgery, Kwong Wah Hospital, Hong Kong.
19. Department of General Surgery, University Medical Center, Ho Chi Minh City, Vietnam.
20. Division of Hepatopancreaticobiliary Surgery, Department of Surgery, Severance Hospital, Yonsei University College of Medicine, Yonsei University Health System, Seoul, Korea.
21. Division of General and Gastroenterological Surgery, Department of Surgery, Toho University Faculty of Medicine, Tokyo, Japan.
22. Department of Surgery, Keio University School of Medicine, Tokyo, Japan.
23. Department of Surgery, Ajou University School of Medicine, Suwon, Korea.
24. Department of Surgery, Yonsei University College of Medicine, Gangnam Severance Hospital, Seoul, Korea.
25. Department of Surgery, Graduate School of Medicine, Kyoto University, Kyoto, Japan.
26. Department of Surgery, Konyang University Hospital, Konynag University, Daejeon, Korea.
27. Department of Surgery, Samsung Medical Center, Sungkyunkwan University School of Medicine, Seoul, Korea.
28. Department of Surgery, College of Medicine, Taipei Medical University, Taipei, Taiwan.
29. Department of Surgery, Kyungpook National University Hospital, Kyungpook National University School of Medicine, Daegu, Korea.