1. Department of Otolaryngology, Kaohsiung Municipal Siaogang Hospital, Kaohsiung Medical University, Kaohsiung, Taiwan
2. Department of Otolaryngology, School of Medicine, College of Medicine, Kaohsiung Medical University, Kaohsiung, Taiwan
3. Department of Biological Technology, Meiho University, Pingtung, Taiwan
4. Department of Nursing, Meiho University, Pingtung, Taiwan
5. Department of Otolaryngology, Kaohsiung Medical University Hospital, Kaohsiung, Taiwan
6. Department of Otolaryngology, Kaohsiung Municipal Ta-Tung Hospital, Kaohsiung Medical University, Kaohsiung, Taiwan
7. Department of Pathology, Kaohsiung Medical University Hospital, Kaohsiung, Taiwan
8. Department of Pathology, School of Medicine, College of Medicine, Kaohsiung Medical University, Kaohsiung, Taiwan
9. Department of Public Health, School of Medicine, College of Medicine, Kaohsiung, Medical University, Kaohsiung, Taiwan