Affiliation: | 1. Department of Otolaryngology – Head and Neck Surgery, Taichung Veterans General Hospital, Taichung, Taiwan;2. Department of Neurology, Taichung Veterans General Hospital, Taichung, Taiwan;3. School of Medicine, National Yang–Ming University, Taipei, Taiwan;4. School of Speech Language Pathology and Audiology, Chung–Shan Medical University, Taichung, Taiwan |