1. Department of Gastroenterology and Hepatology; Okayama University Graduate School of Medicine, Dentistry, and Pharmaceutical Sciences; Okayama Japan
2. Department of Molecular Hepatology; Okayama University Graduate School of Medicine, Dentistry, and Pharmaceutical Sciences; Okayama Japan
3. Department of Internal Medicine; Hiroshima City Hospital; Hiroshima Japan
4. Department of Hepatology; Kagawa Prefectural Central Hospital; Kagawa Japan
5. Department of Gastroenterology; Kurashiki Central Hospital; Okayama Japan
6. Department of Internal Medicine; Fukuyama City Hospital; Hiroshima Japan