About the Authors

Wen-Chieh Liao

Affiliation Department of Anatomy, Faculty of Medicine, Chung Shan Medical University and Department of Pediatrics, Chung Shan Medical University Hospital, Taichung City, Taiwan

Yueh-Jan Wang

Affiliation Department of Anatomy, College of Medicine, Tzu Chi University, Hualien, Taiwan

Min-Chuan Huang

Affiliation Institute of Anatomy and Cell Biology, College of Medicine, National Taiwan University, Taipei, Taiwan

Guo-Fang Tseng

guofang@mail.tcu.edu.tw

Affiliation Department of Anatomy, College of Medicine, Tzu Chi University, Hualien, Taiwan

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: GFT. Performed the experiments: WCL. Analyzed the data: YJW MCH. Contributed reagents/materials/analysis tools: YJW MCH GFT. Wrote the manuscript: WCL YJW GFT.