1. Department of Gastroenterology and Hepatology, Yamaguchi University Hospital, Japan
2. Department of Hepatology, Osaka City University Hospital, Japan
3. Department of Gastroenterology and Hepatology, Shimane University Hospital, Japan
4. Department of Gastroenterology/Internal Medicine, Gifu University Hospital, Japan
5. Department of Multidisciplinary Internal Medicine, Tottori University Hospital, Japan
6. Department of Gastroenterology, Aichi Medical University, Japan
7. Department of Gastroenterology and Hepatology, Hokkaido University Hospital, Japan
8. Division of Gastroenterology, Tohoku University Hospital, Japan
9. Kochi Medical School Hospital, Japan
10. Department of Hepatology, Sendai Kousei Hospital, Japan
11. Hepatitis Information Center, Research Center for Hepatitis and Immunology, National Center for Global Health and Medicine, Japan