1. Department of Virology II National Institute of Infectious Diseases Tokyo Japan
2. Department of Internal Medicine, Division of Hepatobiliary and Pancreatic Disease Hyogo College of Medicine Hyogo Japan
3. Department of Laboratory Medicine The Jikei University School of Medicine Tokyo Japan
4. Department of Medicine, Division of Gastrointestinal and Liver Diseases, Keck School of Medicine University of Southern California Los Angeles California USA
5. Endemic Medicine Department, Faculty of Medicine Helwan University Cairo Egypt
6. Division of Gastroenterology and Hepatology Ootakanomori Hospital Chiba Japan
7. Division of Gastroenterology and Hepatology Shinmatsudo Central General Hospital Chiba Japan
8. Department of Hepatology Osaka Metropolitan University Osaka Japan
9. Division of Gastroenterology and Hepatology Meijo Hospital Nagoya Japan
10. Core Research Facilities, Research Center for Medical Science The Jikei University School of Medicine Tokyo Japan
11. Research Core Tokyo Medical and Dental University Tokyo Japan
12. Department of Plastic, Reconstructive and Aesthetic Surgery Nippon Medical School Tokyo Japan
13. Liver Research Unit Minophagen Pharmaceutical Co., Ltd. Tokyo Japan