1 Department of Otorhinolaryngology-Head and Neck Surgery, Taipei Veterans General Hospital, Taipei, Taiwan ; Department of Otorhinolaryngology, Taoyuan Armed Forces General Hospital, Taoyuan, Taiwan ; Department of Otorhinolaryngology, National Yang-Ming University, Taipei, Taiwan ; Institute of Brain Science, National Yang-Ming University, Taipei, Taiwan.
2 Department of Pathology and Laboratory Medicine, Taipei Veterans General Hospital, Taipei, Taiwan ; Department of Pathology, National Yang-Ming University School of Medicine, Taipei, Taiwan.
3 Department of Otorhinolaryngology-Head and Neck Surgery, Taipei Veterans General Hospital, Taipei, Taiwan ; Department of Otorhinolaryngology, National Yang-Ming University, Taipei, Taiwan.