1. Department of Otolaryngology; Taipei Medical University Hospital; Taipei Taiwan
2. Department of Otolaryngology; School of Medicine; Taipei Medical University; Taipei Taiwan
3. Sleep Research Center; Taipei Medical University; Taipei Taiwan
4. Department of Otorhinolaryngology; Mackay Memorial Hospital; Taipei Taiwan
5. Division of Urology, Department of Surgery; Far Eastern Memorial Hospital; New Taipei City Taiwan
6. School of Medicine; Fu-Jen Catholic University; New Taipei City Taiwan