About the Authors

Huang-Kai Kao

Affiliation Department of Plastic and Reconstructive Surgery, Chang Gung Memorial Hospital, Chang Gung University College of Medicine, Tao-Yuan, Taiwan

Wei F. Chen

Affiliation Division of Plastic and Reconstructive Surgery, Department of Surgery, University of Iowa Hospitals and Clinics, Iowa City, Iowa, United States of America

Chih-Hao Chen

Affiliation Department of Plastic and Reconstructive Surgery, Chang Gung Memorial Hospital, Chang Gung University College of Medicine, Tao-Yuan, Taiwan

Victor Bong-Hang Shyu

Affiliation Department of Plastic and Reconstructive Surgery, Chang Gung Memorial Hospital, Chang Gung University College of Medicine, Tao-Yuan, Taiwan

Ming-Huei Cheng

Affiliation Department of Plastic and Reconstructive Surgery, Chang Gung Memorial Hospital, Chang Gung University College of Medicine, Tao-Yuan, Taiwan

Kai-Ping Chang

dr.kpchang@gmail.com

Affiliation Department of Otolaryngology-Head and Neck Surgery, Chang Gung Memorial Hospital, Chang Gung University College of Medicine, Tao-Yuan, Taiwan

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: HKK KPC. Performed the experiments: HKK WFC CHC VBS MHC. Analyzed the data: HKK KPC. Contributed reagents/materials/analysis tools: HKK WFC CHC VBS MHC. Wrote the paper: HKK KPC.