1. Graduate Institute of Acupuncture Science, China Medical University, Taichung, Taiwan
2. Department of Chinese Medicine, China Medical University Hospital, Taichung, Taiwan
3. Division of Otorhinolaryngology, China Medical University Hospital, Taipei Branch, Taiwan
4. Department of Otorhinolaryngology, China Medical University Hospital, Taichung, Taiwan
5. School of Medicine, China Medical University, Taichung, Taiwan
6. Chinese Medicine Research Center, China Medical University, Taichung, Taiwan