1. Department of Otorhinolaryngology, School of Medicine, College of Medicine, Kaohsiung Medical University, Kaohsiung, Taiwan,
2. Department of Otorhinolaryngology, Kaohsiung Municipal Hsiao-Kang Hospital, Kaohsiung, Taiwan,
3. Health Management Center, Kaohsiung Municipal Hsiao-Kang Hospital, Kaohsiung, Taiwan,
4. Department of Internal Medicine, School of Medicine, College of Medicine, Kaohsiung Medical University, Kaohsiung, Taiwan,
5. Health Management Center, Kaohsiung Medical University Hospital, Kaohsiung, Taiwan,
6. Department of Otorhinolaryngology, Kaohsiung Medical University Hospital, Kaohsiung, Taiwan