1. Department of Medicine, Division of Gastroenterology, Kurume University School of Medicine, Kurume, Fukuoka 830‑0011, Japan
2. Clinical Research Center, National Hospital Organization (NHO) Nagasaki Medical Center, Omura, Nagasaki 856‑8562, Japan
3. Kirishima Medical Center, Kirishima, Kagoshima 899‑5112, Japan
4. Division of Hepatobiliary and Pancreatic Disease, Hyogo College of Medicine, Nishinomiya, Hyogo 663‑8501, Japan
5. National Hospital Organization Minami Wakayama Medical Center, Tanabe, Wakayama 646‑8558, Japan
6. Department of Gastroenterology, National Hospital Organization, Takasaki General Center Hospital, Takasaki, Gunma 370‑0829, Japan
7. Liver Disease Center, Nagoya University Hospital, Nagoya, Aichi 467‑8602, Japan
8. Department of Internal Medicine, Fukuiken Saiseikai Hospital, Fukui 918‑8503, Japan
9. Department of Gastroenterology, National Hospital Organization Osaka National Hospital, Osaka 540‑0006, Japan
10. Center for Liver Disease, Shin‑kokura Hospital, Kitakyushu, Fukuoka 803‑8505, Japan
11. Department of Gastroenterology, Takamatsu Red‑Cross Hospital, Takamatsu, Kagawa 760‑0017, Japan
12. Department of Hepatology, Kagawa Prefectural Central Hospital, Takamatsu, Kagawa 760‑8557, Japan
13. Novartis Pharma KK, Tokyo 105‑6333, Japan
14. Research Center for Innovative Cancer Therapy, Kurume University School of Medicine, Fukuoka 830‑0011, Japan
15. Department of Gastroenterology, Graduate School of Medicine, The University of Tokyo, Tokyo 113‑0033, Japan