About the Authors

So Young Kim

Affiliation Department of Otorhinolaryngology-Head & Neck Surgery, CHA Bundang Medical Center, CHA University, Seongnam, Korea

Woojin Bang

Affiliation Department of Urology, Hallym University Sacred Heart Hospital, Hallym University Sacred Heart Hospital, Anyang, Korea

Hyo Geun Choi

pupen@naver.com

Affiliation Department of Otorhinolaryngology-Head & Neck Surgery, Hallym University College of Medicine, Anyang, Korea

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceptualization: HGC. Data curation: WJB. Formal analysis: HGC. Funding acquisition: HGC. Investigation: WJB. Supervision: HGC. Writing – original draft: SYK. Writing – review & editing: SYK HGC.