1. Department of General Internal Medicine Kyushu University Hospital Fukuoka Japan
2. The Center for Liver Disease Shin‐Kokura Hospital Kitakyushu Japan
3. Department of Medicine Haradoi Hospital Fukuoka Japan
4. Department of Gastroenterology Kyushu Medical Center National Hospital Organization Fukuoka Japan
5. Department of Medicine Fukuoka City Hospital Fukuoka Japan
6. Department of Internal Medicine Chihaya Hospital Fukuoka Japan
7. Department of Hepatology Steel Memorial Yawata Hospital Kitakyushu Japan
8. Center for Liver Disease Kokura Medical Center Kitakyushu Japan
9. Department of Medicine Kitakyushu Municipal Medical Center Kitakyushu Japan
10. Kajiwara Clinic Kitakyushu Japan
11. Department of Medicine Hamanomachi Hospital Fukuoka Japan
12. Department of Medicine Kyushu Central Hospital Fukuoka Japan
13. Department of Medicine and Bioregulatory Science Graduate School of Medical Sciences Kyushu University Fukuoka Japan
14. Department of Medicine and Biosystemic Science Graduate School of Medical Sciences Kyushu University Fukuoka Japan
15. Kyushu General Internal Medicine Center Haradoi Hospital Fukuoka Japan