1. Department of Otolaryngology National Taiwan University Hospital Taipei Taiwan
2. Department of Otolaryngology, Taipei Hospital Ministry of Health and Welfare New Taipei City Taiwan
3. Institute of Health Policy and Management National Taiwan University Taipei Taiwan
4. Department of Pediatrics National Taiwan University Hospital Taipei Taiwan
5. Sleep Center National Taiwan University Hospital Taipei Taiwan
6. Department of Internal Medicine National Taiwan University Hospital Taipei Taiwan
7. Department of Otolaryngology, College of Medicine National Taiwan University Taipei Taiwan