1 Division of Gastroenterology and Hepatology, Department of Medicine, Taipei Veterans General Hospital, 201, Sec. 2, Shih-Pai Road, Taipei, 11217, Taiwan.
2 Hospitalist Ward, Department of Medicine, Taipei Veterans General Hospital, Taipei, Taiwan.
3 Department of Medicine, School of Medicine, National Yang-Ming University School of Medicine, Taipei, Taiwan.
4 Biomedical Science and Engineering Center, National Tsing Hua University, Hsinchu, Taiwan.
5 Division of Gastroenterology and Hepatology, Department of Medicine, Taipei Veterans General Hospital, 201, Sec. 2, Shih-Pai Road, Taipei, 11217, Taiwan. hclin@vghtpe.gov.tw.
6 Department of Medicine, School of Medicine, National Yang-Ming University School of Medicine, Taipei, Taiwan. hclin@vghtpe.gov.tw.