1. Liver Center Saga University Hospital Saga Japan
2. Department of Internal Medicine, Faculty of Medicine Saga University Saga Japan
3. Clinical Research Center Saga University Hospital Saga Japan
4. Department of Gastroenterology and Hepatology Yokohama City University Graduate School of Medicine Kanagawa Japan
5. Department of Gastroenterology and Hepatology Kochi Medical School Kochi Japan
6. Department of Gastroenterology and Hepatology JA Hiroshima General Hospital Hiroshima Japan
7. Division of Gastroenterology, Department of Medicine Kurume University School of Medicine Fukuoka Japan
8. Department of Gastroenterology and Hepatology Osaka City Juso Hospital Osaka Japan
9. Department of Hepatology, Graduate School of Medicine Osaka City University Osaka Japan
10. Department of General Internal Medicine 2, General Medical Center Kawasaki Medical School Okayama Japan
11. Department of Gastroenterology and Hepatology Kyoto Prefectural University of Medicine Kyoto Japan
12. Division of Hepatology and Pancreatology, Department of Internal Medicine Aichi Medical University Aichi Japan
13. Center for Digestive and Liver Diseases Nara City Hospital Nara Japan
14. Section of Clinical Cooperation System, Center for Comprehensive Community Medicine, Faculty of Medicine Saga University Saga Japan