1. Department of Gastroenterology, Renai Branch Taipei City Hospital Taipei Taiwan
2. Division of Gastroenterology and Hepatology, Department of Internal Medicine E‐Da Hospital, I‐Shou University Kaohsiung Taiwan
3. School of Medicine, College of Medicine I‐Shou University Kaohsiung Taiwan
4. Hepatobiliary Division, Department of Internal Medicine Kaohsiung Medical University Hospital, Kaohsiung Medical University Kaohsiung Taiwan
5. Hepatitis Research Center National Taiwan University Hospital Taipei Taiwan
6. Department of Internal Medicine National Cheng Kung University Hospital, College of Medicine, National Cheng Kung University Tainan Taiwan
7. Division of Gastroenterology and Hepatology, Department of Internal Medicine Chia‐Yi Christian Hospital Chia Yi Taiwan
8. Center for Digestive Medicine, Department of Internal Medicine China Medical University Hospital Taichung Taiwan
9. Department of Internal Medicine Taipei Tzu Chi Hospital Taipei Taiwan
10. Department of Education and Research Taipei City Hospital Taipei Taiwan
11. Department of Internal Medicine and Division of Gastroenterology National Taiwan University Hospital Taipei Taiwan