About the Authors

Hao Shi

Affiliation Department of Epidemiology and Biostatistics, and the Ministry of Education Key Lab of Environment and Health, School of Public Health, Tongji Medical College, Huazhong University of Science and Technology, Wuhan, Hubei, China

Ya Li

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

Xiaozhong Wang

Affiliation Department of Clinical Laboratory, The Second Affiliated Hospital of Nanchang University, Nanchang, Jiangxi, China

Cheng Lu

Affiliation Department of Anatomy, Medical College of Nanchang University, Nanchang, Jiangxi, China

Lilan Yang

Affiliation Department of Obstetrics and Gynecology, The First Affiliated Hospital of Nanchang University, Nanchang, Jiangxi, China

Changmei Gu

Affiliation Department of Epidemiology and Biostatistics, and the Ministry of Education Key Lab of Environment and Health, School of Public Health, Tongji Medical College, Huazhong University of Science and Technology, Wuhan, Hubei, China

Jiaqiang Xiong

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

Yangxin Huang

Affiliation Department of Epidemiology and Biostatistics, College of Public Health, University of South Florida, Tampa, Florida, United States of America

Shixuan Wang

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

Meixia Lu

mlu@hust.edu.cn

Affiliation Department of Epidemiology and Biostatistics, and the Ministry of Education Key Lab of Environment and Health, School of Public Health, 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: M-XL S-XW. Performed the experiments: YL X-ZW CL L-LY HS. Analyzed the data: HS C-MG J-QX Y-XH. Contributed reagents/materials/analysis tools: Y-XH S-XW. Wrote the paper: HS M-XL S-XW.