About the Authors

Kun-Chun Chiang

Contributed equally to this work with: Kun-Chun Chiang, Ke-Hung Tsui

Affiliation Department of General Surgery, Chang Gung Memorial Hospital, Keelung, Taiwan, ROC

Ke-Hung Tsui

Contributed equally to this work with: Kun-Chun Chiang, Ke-Hung Tsui

Affiliation Department of Urology, Chang Gung Memorial Hospital, Kwei-Shan, Tao-Yuan, Taiwan, ROC

Li-Chuan Chung

Affiliation Department of Anatomy, School of Medicine, Chang Gung University, Kwei-Shan, Tao-Yuan, Taiwan, ROC

Chun-Nan Yeh

Affiliation Department of General Surgery, Chang Gung Memorial Hospital, Kwei-Shan, Tao-Yuan, Taiwan, ROC

Wen-Tsung Chen

Affiliation National Kaohsiung University of Hospitality and Tourism, Hsiao-Kang, Kaohsiung Taiwan, ROC

Phei-Lang Chang

Affiliation Department of Urology, Chang Gung Memorial Hospital, Kwei-Shan, Tao-Yuan, Taiwan, ROC

Horng-Heng Juang

hhj143@mail.cgu.edu.tw

Affiliation Department of Anatomy, School of Medicine, Chang Gung University, Kwei-Shan, Tao-Yuan, Taiwan, ROC

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: KCC HHJ KHT. Performed the experiments: KCC HHJ KHT WTC. Analyzed the data: CNY LCC PLC. Contributed reagents/materials/analysis tools: CNY LCC PLC. Wrote the paper: KCC HHJ.