1. Center for Global Health; Mito Kyodo General Hospital; University of Tsukuba; Ibaraki Japan
2. Department of Surgery; University of Cincinnati College of Medicine; Cincinnati OH USA
3. Lewis Katz School of Medicine at Temple University; Philadelphia PA USA
4. Department of Surgery; Center for Gastroenterology and Liver Disease; Kitakyushu City Yahata Hospital; Fukuoka Japan
5. Department of Surgery; Teikyo University; School of Medicine; Tokyo Japan
6. Section of HPB Surgery; Washington University in St. Louis; St. Louis MO USA
7. Department of Family Medicine; Mie Prefectural Ichishi Hospital; Mie Japan
8. Department of Gastroenterological Surgery; Yokohama City University Graduate School of Medicine; Kanagawa Japan
9. Department of Gastroenterological and Pediatric Surgery; Oita University; Faculty of Medicine; Oita Japan
10. Department of Surgery; Keio University School of Medicine; Tokyo Japan
11. Department of Infection Control and Prevention; Teikyo University; Tokyo Japan
12. Department of Internal Medicine; Teikyo University School of Medicine; Tokyo Japan
13. Minimally Invasive Surgery Center; Yotsuya Medical Cube; Tokyo Japan
14. Department of Surgery; Toho University Ohashi Medical Center; Tokyo Japan
15. Department of Surgery; Fujinomiya City General Hospital; Shizuoka Japan
16. Department of Surgery; Seoul National University Bundang Hospital; Seoul National University College of Medicine; Seoul Korea
17. Division of General Surgery; Linkou Chang Gung Memorial Hospital; Taoyuan Taiwan
18. Department of Surgery and Oncology; Graduate School of Medical Sciences; Kyushu University; Fukuoka Japan
19. Department of Surgery; Show Chwan Memorial Hospital; Changhua Taiwan
20. Department of General and HPB Surgery; Loreto Nuovo Hospital; Naples Italy
21. First Department of Surgery; Agia Olga Hospital; Athens Greece
22. Department of General Internal Medicine; Japanese Red Cross Nagoya Daini Hospital; Aichi Japan
23. Department of Gastroenterology; Ogaki Municipal Hospital; Gifu Japan
24. Department of Gastroenterology and Hepatology; Tokyo Medical University Hospital; Tokyo Japan
25. Department of Surgical Oncology; Lilavati Hospital and Research Centre; Mumbai India
26. Clinical Surgery; University of Edinburgh; Edinburgh UK
27. Department of Surgery, Hospital Italiano; University of Buenos Aires; Buenos Aires Argentina
28. Mie Prefectural Ichishi Hospital; Mie Japan
29. Department of Surgery; Tokyo Metropolitan Komagome Hospital; Tokyo Japan
30. Department of Surgical Gastroenterology; Seth G S Medical College and K E M Hospital; Mumbai India
31. Department of Hemodialysis and Surgery; Ichikawa Hospital; International University of Health and Welfare; Chiba Japan
32. Department of EBM and Guidelines; Japan Council for Quality Health Care; Tokyo Japan
33. Department of Emergency Medicine; School of Medicine University of Occupational and Environmental Health; Fukuoka Japan
34. Department of Surgery; Academic Medical Center; Amsterdam The Netherlands
35. Department of Surgery; Rush University Medical Center; Chicago IL USA
36. Liau KH Consulting PL; Mt Elizabeth Novena Hospital, Singapore; Yong Loo Lin School of Medicine; National University of Singapore; Singapore
37. Department of Surgery; Cheng Hsin General Hospital; Taipei Taiwan
38. Surgery Centre; Department of Surgery; Hong Kong Sanatorium and Hospital; Hong Kong Hong Kong
39. Department of Surgery; Yonsei University Gangnam Severance Hospital; Seoul Korea
40. Department of Surgery; Konyang University Hospital; Daejeon Korea
41. Surgical Gastroenterology/Hepatopancreatobiliary Unit; University of Cape Town and Groote Schuur Hospital; Cape Town South Africa
42. Hepatic Surgery Centre; Department of Surgery; Tongji Hospital; Tongji Medical College; Huazhong University of Science and Technology; Wuhan China
43. Liver Surgery Centre; Hong Kong Sanatorium and Hospital; Hong Kong Hong Kong
44. Department of Surgery; Yuan's General Hospital; Kaohsiung Taiwan
45. Chair of General Surgery and Minimal Invasive Surgery “Taquini”; University of Buenos Aires, Argentina; DAICIM Foundation; Buenos Aires Argentina
46. Oita University; Oita Japan
47. Department of Surgery; Institute of Gastroenterology; Tokyo Women's Medical University; Tokyo Japan
48. Department of Surgery; JR Sapporo Hospital; Hokkaido Japan
49. Department of Gastroenterology; Second Teaching Hospital; Fujita Health University; Aichi Japan
50. Toho University; Tokyo Japan