1 Department of Internal Medicine, Wan Fang Hospital, Taipei Medical University, Taipei, Taiwan.
2 Department of Internal Medicine, Division of Infectious Diseases, Wan Fang Hospital, Taipei Medical University, Number 111, Section 3, Hsing Long Road, Taipei 116, Taiwan.
3 Department of Internal Medicine, Division of Infectious Diseases, Wan Fang Hospital, Taipei Medical University, Number 111, Section 3, Hsing Long Road, Taipei 116, Taiwan; Department of Internal Medicine, School of Medicine, College of Medicine, Taipei Medical University, Taipei, Taiwan. Electronic address: 89425@w.tmu.edu.tw.