1. Department of General Internal Medicine; Japanese Red Cross Nagoya Daini Hospital; Aichi Japan
2. Department of Endoscopy and Ultrasound; Kawasaki Medical School; Okayama Japan
3. Department of Surgery; Teikyo University School of Medicine; Tokyo Japan
4. Section of Hepato-Pancreato-Biliary Surgery; Washington University School of Medicine in St. Louis; St. Louis MO USA
5. Department of Surgery; Mayo Clinic College of Medicine; Jacksonville FL USA
6. Department of Surgery; Ageo Central General Hospital; Saitama Japan
7. Department of Radiology; Kanazawa University; Graduate School of Medical Sciences; Ishikawa Japan
8. Department of Gastroenterological Surgery; Yokohama City University Graduate School of Medicine; Kanagawa Japan
9. Department of Surgery; Rush University Medical Center; Chicago IL USA
10. Department of Surgery; Center for Gastroenterology and Liver Disease; Kitakyushu City Yahata Hospital; Fukuoka Japan
11. Division of General Surgery; Linkou Chang Gung Memorial Hospital; Taoyuan Taiwan
12. Department of Surgery; Show Chwan Memorial Hospital; Changhua Taiwan
13. Department of Surgery; Yuan's General Hospital; Kaohsiung Taiwan
14. Department of Surgery; Seoul National University Bundang Hospital; Seoul National University College of Medicine; Seoul Korea
15. Department of Surgery; Konyang University Hospital; Daejeon Korea
16. Department of Surgery; Yonsei University Gangnam Severance Hospital; Seoul Korea
17. Mie Prefectural Ichishi Hospital; Mie Japan
18. Department of Family Medicine; Mie Prefectural Ichishi Hospital; Mie Japan
19. Department of Surgery; Institute of Gastroenterology; Tokyo Women's Medical University; Tokyo Japan
20. Kanazawa University Hospital; Ishikawa Japan
21. Department of Surgery and Oncology; Graduate School of Medical Sciences; Kyushu University; Fukuoka Japan
22. Department of Gastroenterological and Pediatric Surgery; Oita University; Faculty of Medicine; Oita Japan
23. Department of Surgery; Keio University School of Medicine; Tokyo Japan
24. Department of Surgical Oncology; Lilavati Hospital and Research Centre; Mumbai India
25. Surgical Gastroenterology/Hepatopancreatobiliary Unit; University of Cape Town and Groote Schuur Hospital; Cape Town South Africa
26. Mt Elizabeth Novena Hospital; Singapore Yong Loo Lin School of Medicine; National University of Singapore; Singapore Singapore
27. First Department of Surgery; Agia Olga Hospital; Athens Greece
28. Department of Surgery; Academic Medical Center; Amsterdam The Netherlands
29. Hepatobiliary Center; Paul Brousse Hospital; Villejuif France
30. Department of General and HPB Surgery; Loreto Nuovo Hospital; Naples Italy
31. Clinical Surgery; University of Edinburgh; Edinburgh UK
32. Chair of General Surgery and Minimal Invasive Surgery “Taquini”; University of Buenos Aires; DAICIM Foundation; Buenos Aires Argentina
33. Department of Surgery, Hospital Italiano; University of Buenos Aires; Buenos Aires Argentina
34. Department of Surgery; Fujinomiya City General Hospital; Shizuoka Japan
35. Minimally Invasive Surgery Center; Yotsuya Medical Cube; Tokyo Japan
36. Department of Surgical Gastroenterology; Seth G S Medical College and K E M Hospital; Mumbai India
37. Lewis Katz School of Medicine at Temple University; Philadelphia PA USA
38. Department of Hepato-Pancreato-Biliary Surgery; Hospital Selayang; Selangor Malaysia
39. Surgery Centre; Department of Surgery; Hong Kong Sanatorium and Hospital; Hong Kong Hong Kong
40. Faculty of Medicine; The Chinese University of Hong Kong; Shatin Hong Kong
41. Department of Surgery; The Chinese University of Hong Kong; Shatin Hong Kong
42. Department of Surgery; Tokyo Metropolitan Komagome Hospital; Tokyo Japan
43. Department of Surgery; Fujita Health University School of Medicine; Aichi Japan
44. Department of Surgery; Toho University Ohashi Medical Center; Tokyo Japan
45. Center for Global Health; Mito Kyodo General Hospital; University of Tsukuba; Ibaraki Japan
46. Department of Gastroenterology and Hepatology; Tokyo Medical University Hospital; Tokyo Japan
47. Department of Gastroenterology; Ogaki Municipal Hospital; Gifu Japan
48. Department of Hemodialysis and Surgery; Chemotherapy Research Institute Kaken Hospital; International University of Health and Welfare; Chiba Japan
49. Department of EBM and Guidelines; Japan Council for Quality Health Care; Tokyo Japan
50. Department of Surgery; Tohoku Rosai Hospital; Miyagi Japan
51. Oita University; Oita Japan
52. Department of Surgery; JR Sapporo Hospital; Hokkaido Japan
53. Department of Gastroenterology; Second Teaching Hospital; Fujita Health University; Aichi Japan
54. Toho University; Tokyo Japan