1. Department of Surgery; Ageo Central General Hospital; Saitama Japan
2. Department of Gastroenterological and Pediatric Surgery; Oita University Faculty of Medicine; Oita Japan
3. Department of Surgery; Keio University School of Medicine; Tokyo Japan
4. Department of Surgery; Teikyo University School of Medicine; Tokyo Japan
5. Section of Hepato-Pancreato-Biliary Surgery; Washington University School of Medicine in St. Louis; St. Louis MO USA
6. Department of Surgery; Mayo Clinic College of Medicine; Jacksonville FL USA
7. Department of Gastroenterological Surgery; Yokohama City University Graduate School of Medicine; Kanagawa Japan
8. Minimally Invasive Surgery Center; Yotsuya Medical Cube; Tokyo Japan
9. Department of Surgery; Toho University Ohashi Medical Center; Tokyo Japan
10. Department of Surgery; Fujinomiya City General Hospital; Shizuoka Japan
11. Department of Surgery and Oncology; Graduate School of Medical Sciences; Kyushu University; Fukuoka Japan
12. Department of Surgery; Center for Gastroenterology and Liver Disease; Kitakyushu City Yahata Hospital; Fukuoka Japan
13. Lewis Katz School of Medicine at Temple University; Philadelphia PA USA
14. Department of Surgery; Seoul National University Bundang Hospital; Seoul National University College of Medicine; Seoul Korea
15. Division of General Surgery; Linkou Chang Gung Memorial Hospital; Taoyuan Taiwan
16. Department of Surgery; Yonsei University Gangnam Severance Hospital; Seoul Korea
17. Department of Surgery; Konyang University Hospital; Daejeon Korea
18. Department of Surgery; Show Chwan Memorial Hospital; Changhua Taiwan
19. Chair of General Surgery and Minimal Invasive Surgery “Taquini” University of Buenos Aires; DAICIM Foundation; Buenos Aires Argentina
20. Clinical Surgery; University of Edinburgh; Edinburgh UK
21. Department of Surgery; Academic Medical Center; Amsterdam The Netherlands
22. Department of General and HPB Surgery; Loreto Nuovo Hospital; Naples Italy
23. First Department of Surgery; Agia Olga Hospital; Athens Greece
24. Department of Surgical Oncology; Lilavati Hospital and Research Centre; Mumbai India
25. Department of Surgery; Surgery Centre; Hong Kong Sanatorium and Hospital; Hong Kong
26. Faculty of Medicine; The Chinese University of Hong Kong; Shatin Hong Kong
27. Department of Surgery; Cheng Hsin General Hospital; Taipei Taiwan
28. Department of Surgery; The Jikei University Kashiwa Hospital; Chiba Japan
29. Department of Gastroenterological Surgery; Fujita Health University School of Medicine; Aichi Japan
30. Department of Surgery; Dokkyo Medical University Koshigaya Hospital; Saitma Japan
31. Department of Surgery; Institute of Gastroenterology; Tokyo Women's Medical University; Tokyo Japan
32. Director; Mie Prefectural Ichishi Hospital; Mie Japan
33. Department of General Internal Medicine; Japanese Red Cross Nagoya Daini Hospital; Aichi Japan
34. Department of Family Medicine; Mie Prefectural Ichishi Hospital; Mie Japan
35. Hepatobiliary Center; Paul Brousse Hospital; Villejuif France
36. Department of Surgery; Tokyo Metropolitan Komagome Hospital; Tokyo Japan
37. Department of Surgery; Fujita Health University School of Medicine; Aichi Japan
38. Department of Surgery, Hospital Italiano; University of Buenos Aires; Buenos Aires Argentina
39. Department of Surgical Gastroenterology; Seth G S Medical College and K E M Hospital; Mumbai India
40. Department of Surgery; Tohoku Rosai Hospital; Miyagi Japan
41. Department of Hemodialysis and Surgery; Ichikawa Hospital; International University of Health and Welfare; Chiba Japan
42. Department of EBM and Guidelines; Japan Council for Quality Health Care; Tokyo Japan
43. Department of Emergency Medicine; School of Medicine University of Occupational and Environmental Health; Fukuoka Japan
44. President; Oita University; Oita Japan
45. Department of Surgery; JR Sapporo Hospital; Hokkaido Japan
46. Director; Toho University; Tokyo Japan
47. Department of Gastroenterology; Second Teaching Hospital; Fujita Health University; Aichi Japan