1. Department of Surgery, Seoul National University College of Medicine, Seoul, Republic of Korea
2. Department of Surgery, Artificial Organ and Transplantation Division, The University of Tokyo, Tokyo, Japan
3. Department of Hepatobiliary, Pancreas, and Transplant Surgery, Kyoto University, Kyoto, Japan
4. Division of Hepatobiliary Surgery and Liver Transplantation, Department of Surgery, Asan Medical Center, University of Ulsan College of Medicine, Seoul, Republic of Korea
5. Department of Surgery, Samsung Medical Center, Sungkyunkwan University School of Medicine, Seoul, Republic of Korea
6. Department of Surgery and Science, Graduate School of Medical Sciences, Kyushu University, Fukuoka, Japan
7. Department of Pediatric Surgery and Transplantation, Kumamoto University Graduate School of Medical Sciences, Kumamoto, Japan
8. Department of Surgery, Yonsei University College of Medicine, Seoul, Republic of Korea
9. Division of Hepatobiliary and Pancreas Surgery, Department of Surgery, The Jikei University School of Medicine, Tokyo, Japan