Corresponding Author

Division of Rhinology, Department of Otolaryngology–Head and Neck Surgery, China Medical University Hospital, Taichung, Taiwan

School of Medicine, China Medical University, Taichung, Taiwan

Department of Health Services Administration, China Medical University, Taichung, Taiwan

Correspondence

Chih-Jaan Tai, MD, Division of Rhinology, Department of Otolaryngology–Head and Neck Surgery, China Medical University Hospital, No. 2, Yude Rd., North Dist., Taichung City, 404332, Taiwan (R.O.C.

Email: edsam@seed.net.tw