About the Authors

Rong Hu

Affiliation Department of Otorhinolaryngology-Head Neck Surgery, Beijing Tongren Hospital, Capital Medical University, Beijing, The People's Republic of China

Wei Ling

Affiliation Department of Anatomy, Capital Medical University, Beijing, The People's Republic of China

Wen Xu

xuwendoc@gmail.com (WX); handm@trhos.com (DH)

Affiliation Department of Otorhinolaryngology-Head Neck Surgery, Beijing Tongren Hospital, Capital Medical University, Beijing, The People's Republic of China

Demin Han

xuwendoc@gmail.com (WX); handm@trhos.com (DH)

Affiliation Department of Otorhinolaryngology-Head Neck Surgery, Beijing Tongren Hospital, Capital Medical University, Beijing, The People's Republic of China

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: RH WX DH. Performed the experiments: RH WL. Analyzed the data: RH WL WX. Contributed reagents/materials/analysis tools: WX. Wrote the paper: RH WL. Edited manuscript: WX DH.