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.