1. Japanese Red Cross Central Blood Institute
2. Japanese Red Cross Blood Service Headquarters
3. Artificial Organ and Transplantation Division; Department of Surgery, Graduate School of Medicine, University of Tokyo; Tokyo Japan
4. Department of Surgery and Science; Graduate School of Medical Sciences, Kyushu University; Fukuoka Japan
5. Division of Gastroenterological and Hepatobiliary Surgery and Organ Transplantation; Department of Surgery, Faculty of Medicine, University of Tsukuba; Tsukuba Japan
6. Division of Virology; Department of Infection and Immunity, Jichi Medical University School of Medicine; Tochigi Japan
7. Department of Gastroenterology and Hepatology; Tokyo Medical and Dental University
8. Division of Gastroenterology and Hepatology; Department of Internal Medicine, Nihon University School of Medicine
9. Tamura Medical Clinic; Tokyo Japan
10. Department of Hematology; Endocrinology and Metabolism, Niigata University Faculty of Medicine; Niigata Japan.