Affiliation: | 1. General Internal Medicine, Japanese Red Cross Nagoya Daini Hospital, Nagoya, Japan;2. Department of Surgery, Teikyo University School of Medicine, Tokyo, Japan;3. Department of Emergency Medicine, School of Medicine, University of Occupational and Environmental Health, KitaKyushu, Japan;4. Department of Hemodialysis and Surgery, Chemotherapy Research Institute, International University of Health and Welfare, Ichikawa, Japan;5. Hepatobiliary Pancreatic & Transplant Surgery Mie University Graduate School of Medicine, Mie, Japan;6. Department of Gastroenterology and Hepatology, Tokyo Medical University, Tokyo, Japan;7. Department of Surgery, Jichi Medical University, Shimotsuke, Tochigi, Japan;8. Department of Radiology, Kanazawa University, School of Medical Science, Kanazawa, Japan;9. Clinical Education Center, Kyushu University Hospital, Fukuoka, Japan;10. Otsu Municipal Hospital, Shiga;11. Kyoto Prefectural University of Medicine, Kyoto, Japan;12. Department of Surgery, Kumamoto Regional Medical Center, Kumamoto, Japan;13. Department of Radiology, Shinshu University School of Medicine, Matsumoto, Japan;14. Department of Emergency and Critical Care Medicine, Kimitsu Chuo Hospital, Kisarazu, Chiba, Japan;15. Department of Surgery, Surgical Oncology and Science, Sapporo Medical University, Sapporo, Japan;16. Department of Gastroenterology, Ogaki Municipal Hospital, Ogaki, Japan;17. Department of Emergency and Critical Care Medicine, Ichinomiya Municipal Hospital, Ichinomiya, Japan;18. Department of Radiology, Tokyo Metropolitan Health and Medical Treatment Corporation, Ohkubo Hospital, Tokyo, Japan;19. Department of Surgery, National Hospital Organization Sendai Medical Center, Sendai, Japan;20. Department of Surgery, Kinki University Faculty of Medicine, Osaka, Japan;21. Division of Gastroenterology, Tohoku University Graduate School of Medicine, Sendai, Japan;22. The University of Tokyo Graduate School of Public Policy, Health Policy Unit, Tokyo;23. Department of Family Medicine, Mie Prefectural Ichishi Hospital, Mie, Japan;24. Gastroenterological Center, Yokohama City University Medical Center, Yokohama, Japan |