About the Authors

Juan Gui

Affiliation Department of Obstetrics and Gynecology, Tongji Hospital, Tongji Medical College, Huazhong University of Science and Technology, Wuhan, Hubei, China

Qing Liu

Affiliation Department of Obstetrics and Gynecology, Tongji Hospital, Tongji Medical College, Huazhong University of Science and Technology, Wuhan, Hubei, China

Ling Feng

fltj007@163.com

Affiliation Department of Obstetrics and Gynecology, Tongji Hospital, Tongji Medical College, Huazhong University of Science and Technology, Wuhan, Hubei, China

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: JG LF. Performed the experiments: JG QL. Analyzed the data: JG QL. Contributed reagents/materials/analysis tools: LF. Wrote the paper: JG LF.