1. Department of Otolaryngology, Tungs’ Taichung MetroHarbor Hospital, Taichung 43503, Taiwan
2. Department of Medical Research, Tungs’ Taichung MetroHarbor Hospital, Taichung 43503, Taiwan
3. Jenteh Junior College of Medicine, Nursing and Management, Miaoli 35664, Taiwan
4. Department of Medical Research, Chung Shan Medical University Hospital, Taichung 40201, Taiwan
5. Institute of Medicine, Chung Shan Medical University, Taichung 40201, Taiwan
6. Department of Surgery, Chung Shan Medical University Hospital, Taichung 40201, Taiwan
7. School of Medicine, Chung Shan Medical University, Taichung 40201, Taiwan
8. Superintendents’ Office, Tungs’ Taichung MetroHarbor Hospital, Taichung 43503, Taiwan
9. Department of Post-Baccalaureate Medicine, College of Medicine, National Chung Hsing University, Taichung 40227, Taiwan