1. Department of Gastroenterology and Hepatology; Tokyo Medical University Hospital; Tokyo Japan
2. Division of Gastroenterology and Hepatology; University of North Carolina at Chapel Hill; NC USA
3. Department of Surgery; Teikyo University School of Medicine; Tokyo Japan
4. Section of HPB Surgery; Washington University in St. Louis; St. Louis MO USA
5. Lewis Katz School of Medicine at Temple University; Philadelphia PA USA
6. Department of Family Medicine; Mie Prefectural Ichishi Hospital; Mie Japan
7. Director; Mie Prefectural Ichishi Hospital; Mie Japan
8. Department of Surgery; The Chinese University of Hong Kong; Shatin Hong Kong
9. Department of Gastroenterology; University of Ulsan College of Medicine; Seoul Korea
10. Department of Gastroenterology; Ogaki Municipal Hospital; Gifu Japan
11. Department of Surgery and Oncology; Graduate School of Medical Sciences; Kyushu University; Fukuoka Japan
12. Division of General Surgery; Linkou Chang Gung Memorial Hospital; Taoyuan Taiwan
13. Faculty of Medicine; The Chinese University of Hong Kong; Shatin Hong Kong
14. Department of Surgical Gastroenterology; Seth G S Medical College and K E M Hospital; Mumbai India
15. Chair of General Surgery and Minimal Invasive Surgery “Taquini”; University of Buenos Aires; Argentina DAICIM Foundation; Buenos Aires Argentina
16. Department of Hemodialysis and Surgery; Chemotherapy Research Institute; International University of Health and Welfare; Chiba Japan
17. Department of Emergency Medicine; School of Medicine; University of Occupational and Environmental Health; Fukuoka Japan
18. Department of Surgery; JR Sapporo Hospital; Hokkaido Japan
19. Director; Toho University; Tokyo Japan
20. Department of Gastroenterology; Second Teaching Hospital; Fujita Health University; Aichi Japan
21. Department of Surgery; Institute of Gastroenterology; Tokyo Women's Medical University; Tokyo Japan