1. Department of Internal Medicine National Taiwan University Hospital Taipei Taiwan
2. Hepatitis Research Center National Taiwan University Hospital Taipei Taiwan
3. Department of Internal Medicine National Taiwan University Hospital, Yun‐Lin Branch Douliou Taiwan
4. Graduate Institute of Clinical Medicine National Taiwan University College of Medicine Taipei Taiwan
5. Department of Tropical Medicine and Parasitology National Taiwan University College of Medicine Taipei Taiwan
6. Department of Medical Research China Medical University Hospital Taichung Taiwan
7. China Medical University Taichung Taiwan