1. Department of Gastroenterology and Medicine; Faculty of Medicine, Fukuoka University; Fukuoka Japan
2. Division of Advanced Clinical Research for Viral Hepatitis and Liver Cancer; Faculty of Medicine, Fukuoka University; Fukuoka Japan
3. Saiseikai Suita Hospital; Suita Japan
4. Department of Gastroenterology and Metabolism, Applied Life Sciences, Graduate School of Biomedical and Health Sciences; Hiroshima University; Hiroshima Japan
5. Department of Gastroenterology and Hepatology; Musashino Red Cross Hospital; Musashino Japan
6. Department of Gastroenterology and Hepatology; Sapporo Kousei Hospital; Sapporo Japan
7. Department of Medicine; Shinshu University School of Medicine; Matsumoto Japan
8. Department of Gastroenterology and Hepatology; Kagoshima University; Kagoshima Japan
9. Department of Gastroenterology and Hepatology; Osaka University Graduate School of Medicine; Suita Japan
10. Department of Liver, Biliary Tract and Pancreas Diseases; Fujita Health University; Toyoake Japan
11. Department of Gastroenterology and Metabology; Ehime University Graduate School of Medicine; Touon Japan
12. The Center for Liver Disease; Shin-Kokura Hospital; Kitakyushu Japan
13. Department of Gastroenterology; Faculty of Medicine, Oita University; Yufu Japan
14. Department of Gastroenterology; Yamagata University; Yamagata Japan
15. Department of Hepatology; Toranomon Hospital; Kawasaki Japan