1. Department of Gastroenterology; Japanese Red Cross Kyoto Daiichi Hospital; Kyoto Japan
2. Department of Gastroenterology and Hepatology; Musashino Red Cross Hospital; Musashino Japan
3. Department of Gastroenterology; Asahikawa Red Cross Hospital; Asahikawa Japan
4. Department of Gastroenterology; Japanese Red Cross Ishinomaki Hospital; Ishinomaki Japan
5. Department of Gastroenterology; Japanese Red Cross Akita Hospital; Akita Japan
6. Department of Gastroenterology; Narita Red Cross Hospital; Narita Japan
7. Department of Gastroenterology; Japanese Red Cross Medical Center; Tokyo Japan
8. Department of Gastroenterology; Yokohama City Minato Red Cross Hospital; Yokohama Japan
9. Department of Gastroenterology; Nasu Red Cross Hospital, Otawara; Tochigi Japan
10. Department of Gastroenterology; Toyama Red Cross Hospital; Toyama Japan
11. Department of Gastroenterology; Nagoya Daini Red Cross Hospital; Nagoya Japan
12. Department of Gastroenterology and Hepatology; Japanese Red Cross Ise Hospital; Ise Japan
13. Department of Gastroenterology; Otsu Red Cross Hospital; Siga Japan
14. Department of Gastroenterology; Kyoto Second Red Cross Hospital Gastroenterology; Kyoto Japan
15. Department of Gastroenterology and Hepatology; Osaka Red Cross Hospital; Osaka Japan
16. Department of Gastroenterology and Hepatology; Takatsuki Red Cross Hospital; Osaka Japan
17. Department of Hepatology; Japanese Red Cross Society Himeji Hospital; Himeji Japan
18. Department of Hepatology; Japanese Red Cross Okayama Hospital; Okayama Japan
19. Department of Gastroenterology; Hiroshima Red Cross Hospital and Atomic-bomb Survivors Hospital; Hiroshima Japan
20. Center for Liver-Biliary-Pancreatic Diseases; Matsuyama Red Cross Hospital; Ehime
21. Department of Gastroenterology and Hepatology; Takamatsu Red Cross Hospital; Takamatsu Japan
22. Department of Gastroenterology; Matsue Red Cross Hospital; Matsue Japan
23. Department of Gastroenterology; Japanese Red Cross Tottori Hospital; Tottori Japan
24. Hepatology Division; Japanese Red Cross Fukuoka Hospital; Fukuoka Japan
25. Department of Gastroenterology; Japanese Red Cross Karatsu Hospital; Karatsu Japan