1. Division of Rheumatology, Department of Internal Medicine, National Taiwan University Hospital Hsin-Chu Branch, Hsinchu, Taiwan
2. Department of Internal Medicine, National Taiwan University Hospital Yun-Lin Branch, Douliu, Taiwan
3. Division of Gastroenterology and Hepatology, Department of Internal Medicine, National Taiwan University Hospital, Taipei, Taiwan
4. Hepatitis Research Center, National Taiwan University Hospital, Taipei, Taiwan
5. Department of Medical Research, National Taiwan University Hospital, Taipei, Taiwan
6. Division of Rheumatology, Department of Internal Medicine, National Taiwan University, Taipei, Taiwan
7. Division of Gastroenterology, Department of Internal Medicine, National Taiwan University Hospital Bei-Hu Branch, Taipei, Taiwan