About the Authors

Yangdi Chen

Roles Data curation, Formal analysis, Project administration

Affiliation Henan University of Chinese Medicine, Zhengzhou, Henan, P. R. China

Fanggang Bi

Roles Methodology

Affiliation Department of Orthopedic Surgery, The First Affiliated Hospital of Zhengzhou University, Zhengzhou, P. R. China

Zixue Sun

Roles Funding acquisition, Supervision

sunhhzx@163.com

Affiliation Department of Reproductive Medicine, Henan Province Hospital of Traditional Chinese Medicine (The Second Affiliated Hospital of Henan University of Chinese Medicine), Zhengzhou, Henan, P. R. China

Competing Interests

The authors have declared that no competing interests exist.