About the Authors

Xiaoju He

* Email: hexiaoju21@163.com (XH); lh8830@126.com (HL)

Affiliation Department of Obstetrics, Jiangxi Maternal and Child Health Hospital, Nanchang, China

Yinyan He

Affiliation Department of Obstetrics & Gynecology, Shanghai First People's Hospital, School of Medicine, Shanghai Jiao Tong University, Shanghai, China

Binrong Xi

Affiliation Department of Obstetrics, Jiangxi Maternal and Child Health Hospital, Nanchang, China

Jiusheng Zheng

Affiliation Department of Obstetrics, Jiangxi Maternal and Child Health Hospital, Nanchang, China

Xiaoming Zeng

Affiliation Department of Obstetrics, Jiangxi Maternal and Child Health Hospital, Nanchang, China

Qinhua Cai

Affiliation Department of Obstetrics, Jiangxi Maternal and Child Health Hospital, Nanchang, China

Yu OuYang

Affiliation Department of Obstetrics, Jiangxi Maternal and Child Health Hospital, Nanchang, China

Chen Wang

Affiliation Department of Obstetrics, Jiangxi Maternal and Child Health Hospital, Nanchang, China

Xiaofei Zhou

Affiliation Department of Obstetrics, Jiangxi Maternal and Child Health Hospital, Nanchang, China

Huiying Huang

Affiliation Department of Obstetrics, Jiangxi Maternal and Child Health Hospital, Nanchang, China

Wei Deng

Affiliation Department of Obstetrics, Jiangxi Maternal and Child Health Hospital, Nanchang, China

Siming Xin

Affiliation School of Medicine, Nanchang University, Nanchang, China

Qixiang Huang

Affiliation School of Medicine, Nanchang University, Nanchang, China

Huai Liu

* Email: hexiaoju21@163.com (XH); lh8830@126.com (HL)

Affiliation Department of Obstetrics, Jiangxi Maternal and Child Health Hospital, Nanchang, China

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: XH HL BX. Performed the experiments: XH YH X. Zeng WD SX QH. Analyzed the data: JZ QC YY. Contributed reagents/materials/analysis tools: X. Zhou HH CW. Wrote the manuscript: XH HL. Sequence analysis: XH YH.