1. Department of Otolaryngology, Taipei Medical University Hospital, Taipei, Taiwan
2. Department of General Medicine, Taipei Medical University Hospital, Taipei, Taiwan
3. Division of Infectious Diseases, Department of Internal Medicine, Shuang Ho Hospital, Taipei Medical University, New Taipei City, Taiwan
4. Division of Infectious Diseases, Department of Internal Medicine, School of Medicine, College of Medicine, Taipei Medical University, Taipei, Taiwan
5. Department of Otolaryngology, School of Medicine, College of Medicine, Taipei Medical University, Taipei, Taiwan.