1. Department of Medicine; Division of Gastroenterology and Hepatology; Shinshu University School of Medicine; Matsumoto Japan
2. Research Center for Next Generation Medicine; Shinshu University; Matsumoto Japan
3. Consultation Centers for Hepatic Diseases; Shinshu University Hospital; Matsumoto Japan
4. Bioscience Division; TOSOH Corporation; Ayase Japan
5. Department of Laboratory Medicine; Shinshu University Hospital; Matsumoto Japan
6. Department of Gastroenterology; Japanese Red Cross Society Nagano Hospital; Nagano Japan
7. Department of Gastroenterology; National Hospital Organization; Shinshu Ueda Medical Center; Ueda Japan
8. Department of Gastroenterology; National Hospital Organization; Matsumoto Medical Center; Matsumoto Japan
9. Department of Internal Medicine; Nagano Prefectural Kiso Hospital; Kiso Japan
10. Department of Gastroenterology; Ina Central Hospital; Ina Japan
11. Department of Gastroenterology; Japanese Red Cross Society Suwa Hospital; Suwa Japan
12. Department of Gastroenterology; Nagano Chuo Hospital; Nagano Japan
13. Department of Gastroenterology; Chikuma Central Hospital; Chikuma Japan
14. Department of Gastroenterology; Japanese Red Cross Society Azumino Hospital; Azumino Japan
15. Aki Naika Clinic; Saku Japan
16. Kawanakajima Clinic; Nagano Japan
17. Gibo Hepatology Clinic; Matsumoto Japan
18. Department of Gastroenterology; Kenwakai Hospital; Iida Japan
19. Kanebako Internal Medicine Clinic; Nagano Japan
20. Gastroenterology Center; Aizawa Hospital; Matsumoto Japan