About the Authors

Su-Feng Chen

Contributed equally to this work with: Su-Feng Chen, Yun-Ching Chang

Affiliation Department of Dental Hygiene, China Medical University, Taichung, Taiwan

Yun-Ching Chang

Contributed equally to this work with: Su-Feng Chen, Yun-Ching Chang

Affiliations Graduate Institute of Life Sciences, National Defense Medical Centre, Taipei, Taiwan, Department of Pathology, National Defense Medical Centre and Tri-Service General Hospital, Taipei, Taiwan

Shin Nieh

Affiliation Department of Pathology, National Defense Medical Centre and Tri-Service General Hospital, Taipei, Taiwan

Chia-Lin Liu

Affiliation Graduate Institute of Life Sciences, National Defense Medical Centre, Taipei, Taiwan

Chin-Yuh Yang

Affiliation Department of Dentistry, National Defense Medical Center and Tri-Service General Hospital, Taipei, Taiwan

Yaoh-Shiang Lin

yaohshiang@gmail.com

Affiliation Department of Otolaryngology-Head and Neck Surgery, National Defense Medical Centre and Tri-Service General Hospital, Taipei, Taiwan

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: YCC SFC SN YSL. Performed the experiments: YCC CLL CYY. Analyzed the data: YCC SFC. Contributed reagents/materials/analysis tools: SFC. Wrote the paper: YSL SN.