About the Authors

Bin Wang

Contributed equally to this work with: Bin Wang, Zhiling Li, Chao Wang

Affiliation Reproductive Center, The First Affiliated Hospital of Shantou University Medical College, Shantou University, Shantou, Guangdong, People’s Republic of China

Zhiling Li

Contributed equally to this work with: Bin Wang, Zhiling Li, Chao Wang

stlizhiling@126.com

Affiliation Reproductive Center, The First Affiliated Hospital of Shantou University Medical College, Shantou University, Shantou, Guangdong, People’s Republic of China

Chao Wang

Contributed equally to this work with: Bin Wang, Zhiling Li, Chao Wang

Affiliation Reproductive Center, The Affiliated Hospital of Jining Medical College, Jining, Shandong, People’s Republic of China

Man Chen

Affiliation Reproductive Center, The First Affiliated Hospital of Shantou University Medical College, Shantou University, Shantou, Guangdong, People’s Republic of China

Jianfeng Xiao

Affiliation Reproductive Center, The First Affiliated Hospital of Shantou University Medical College, Shantou University, Shantou, Guangdong, People’s Republic of China

Xiaoyan Wu

Affiliation Reproductive Center, The First Affiliated Hospital of Shantou University Medical College, Shantou University, Shantou, Guangdong, People’s Republic of China

Wanfen Xiao

Affiliation Reproductive Center, The First Affiliated Hospital of Shantou University Medical College, Shantou University, Shantou, Guangdong, People’s Republic of China

Yu Song

Affiliation Reproductive Center, The First Affiliated Hospital of Shantou University Medical College, Shantou University, Shantou, Guangdong, People’s Republic of China

Xiaoyan Wang

Affiliation Reproductive Center, The First Affiliated Hospital of Shantou University Medical College, Shantou University, Shantou, Guangdong, People’s Republic of China

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: BW ZL CW MC. Performed the experiments: BW CW MC. Analyzed the data: BW ZL CW MC. Contributed reagents/materials/analysis tools: JX X. Wu WX YS X. Wang. Wrote the paper: BW ZL.