About the Authors

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

Kai-Ping Chang

Affiliation Department of Otolaryngology – Head and Neck Surgery, Chang Gung Memorial Hospital & Chang Gung University College of Medicine, Taoyuan, Taiwan

Chih-Hao Chen

Affiliation Department of Plastic and Reconstructive Surgery, Chang Gung Memorial Hospital & Chang Gung University College of Medicine, Taoyuan, Taiwan

Victor Bong-Hang Shyu

Affiliation Department of Plastic and Reconstructive Surgery, Chang Gung Memorial Hospital & Chang Gung University College of Medicine, Taoyuan, Taiwan

Huang-Kai Kao

kai3488@gmail.com

Affiliation Department of Plastic and Reconstructive Surgery, Chang Gung Memorial Hospital & Chang Gung University College of Medicine, Taoyuan, Taiwan

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

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