1. Department of Surgery; Yonsei University College of Medicine; Seoul South Korea
2. Department of Surgery; Seoul National University College of Medicine; Seoul South Korea
3. Department of Surgery, Samsung Medical Center; Sungkyunkwan University School of Medicine; Seoul South Korea
4. Department of Surgery; Pusan National University College of Medicine; Busan South Korea
5. Department of Liver Transplantation and Hepatobiliary Surgery; Ajou University School of Medicine; Suwon South Korea
6. Department of Surgery; Catholic University of Daegu College of Medicine; Daegu South Korea
7. Department of Surgery, College of Medicine; The Catholic University of Korea; Seoul South Korea
8. Division of HBP Surgery and Liver Transplantation, Department of Surgery; Korea University College of Medicine; Seoul South Korea
9. Department of Surgery, Ulsan University Hospital; University of Ulsan College of Medicine; Ulsan South Korea
10. Department of Surgery; Keimyung University School of Medicine; Daegu South Korea
11. Department of Surgery; Konyang University Hospital; Nonsan South Korea
12. Department of Surgery; Chonbuk National University School of Medicine; Jeonju South Korea
13. Department of Surgery, School of Medicine; Ewha Womans University; Seoul South Korea
14. Department of Surgery; College of Medicine University of Ulsan, Asan Medical Center; Seoul South Korea