1. Division of Hepatopancreatobiliary Surgery, Department of Surgery, Severance Hospital, Yonsei University College of Medicine, Seoul, Korea
2. Department of Hepatopancreatobiliary and Transplant Surgery, Singapore General Hospital, Singapore
3. Department of General Surgery, CHA Bundang Medical Centre, CHA University School of Medicine, Seongnam, Korea
4. Department of Hepatopancreatobiliary and Transplant Surgery, Singapore General Hospital and Yong Loo Lin School of Medicine, National University of Singapore, Singapore
5. Department of Surgery, Queen Mary Hospital, University of Hong Kong, Hong Kong, China
6. Hepatopancreatobiliary Unit, Department of Surgery, Changi General Hospital, Singapore
7. AdventHealth Tampa, Digestive Health Institute, Tampa, Florida, USA
8. General Surgery Department, Azienda Ospedaliera Ospedali Riuniti Villa Sofia-Cervello, Palermo, Italy
9. Oncologic Surgery Department, P. Giaccone University Hospital, Palermo, Italy
10. Hepatobiliary Surgery and Liver Transplantation Unit, Biocruces Bizkaia Health Research Institute, Cruces University Hospital, University of the Basque Country, Bilbao, Spain
11. Division of Hepatobiliary and Pancreatic Surgery, Department of Surgery, Prince of Wales Hospital, Chinese University of Hong Kong, New Territories, Hong Kong, China
12. Department of Surgery, Division of Hepato-Biliary and Pancreatic Surgery, Asan Medical Centre, University of Ulsan College of Medicine, Seoul, Korea
13. Department of Hepato-Pancreato-Biliary Surgery, Moscow Clinical Scientific Centre, Moscow, Russia
14. Department of Surgery, Memorial Sloan Kettering Cancer Center, New York, New York, USA
15. Department of Hepatopancreatobiliary and Liver Transplant Surgery, University Hospitals Birmingham NHS Foundation Trust, Birmingham, UK
16. Department of Clinical Medicine and Surgery, Division of Hepato-Pancreato-Biliary, Minimally Invasive and Robotic Surgery, Federico II University Hospital Naples, Naples, Italy
17. Department of Surgery, Campus Charité Mitte and Campus Virchow-Klinikum, Charité-Universitätsmedizin, Corporate Member of Freie Universität Berlin, and Berlin Institute of Health, Berlin, Germany
18. Department of Liver Surgery and Transplantation, Liver Cancer Institute, Zhongshan Hospital, Fudan University, Shanghai, China
19. Department of Digestive and Hepatobiliary/Pancreatic Surgery, Groeninge Hospital, Kortrijk, Belgium
20. Department of Surgery, Pamela Youde Nethersole Eastern Hospital, Hong Kong, China
21. Faculty of Hepatopancreatobiliary Surgery, First Medical Centre of Chinese People’s Liberation Army General Hospital, Beijing, China
22. Hepatobiliary Surgical Oncology, Department of Surgery, University of Washington Medical Center, Seattle, Washington, USA
23. Hepatopancreatobiliary and Liver Transplant Unit, Department of General Surgery, Clinica Universidad de Navarra, Universidad de Navarra, Pamplona, Spain
24. Institute of Health Research of Navarra (IdisNA), Pamplona, Spain
25. Department of Digestive, Hepato-biliary-pancreatic and Liver Transplantation, Hôpital Pitie-Salpetriere, AP-HP, Sorbonne Université, Paris, France
26. Department of Surgery, Fujita Health University School of Medicine, Aichi, Japan
27. Department of Hepatopancreatobiliary Surgery, University Medical Center, University of Medicine and Pharmacy, Ho Chi Minh City, Vietnam
28. Department of Hepatopancreatobiliary and Transplant Surgery, Singapore General Hospital and Duke National University of Singapore Medical School, Singapore
29. Department of Digestive, Oncologic and Metabolic Surgery, Institute Mutualiste Montsouris, Université Paris Descartes, Paris, France
30. Department of Surgery, Seoul National University Bundang Hospital, Seoul National University College of Medicine, Seoul, Korea
31. Seoul National University Bundang Hospital, Seoul National University College of Medicine, Seoul, Korea
32. Groeninge Hospital, Kortrijk, Belgium
33. Pamela Youde Nethersole Eastern Hospital, Hong Kong, China
34. Campus Charité Mitte and Campus Virchow-Klinikum, Charité-Universitätsmedizin, Corporate Member of Freie Universität Berlin, and Berlin Institute of Health, Berlin, Germany
35. University Hospitals Birmingham NHS Foundation Trust, Birmingham, UK
36. Federico II University Hospital Naples, Naples, Italy
37. the First Medical Centre of Chinese People’s Liberation Army General Hospital, Beijing, China
38. Prince of Wales Hospital, Chinese University of Hong Kong, New Territories, Hong Kong, China
39. Moscow Clinical Scientific Centre, Moscow, Russia
40. Changi General Hospital, Singapore
41. Biocruces Bizkaia Health Research Institute, Cruces University Hospital, University of the Basque Country, Bilbao, Spain
42. CHA Bundang Medical Centre, CHA University School of Medicine, Seongnam, Korea
43. Hopital Pitte-Salpetriere, Sourbonne Université, Paris, France
44. University of Washington Medical Center, Seattle, Washington, USA
45. University Medical Centre, Ho Chi Minh City, Vietnam
46. Fujita Health University School of Medicine, Aichi, Japan