About the Authors

Shaoping Yang

Contributed equally to this work with: Shaoping Yang, Anna Peng

Affiliation Department of Primary Guidance, Wuhan Women and Children Health Care Center, Wuhan, Hubei Province, 430015, China

Anna Peng

Contributed equally to this work with: Shaoping Yang, Anna Peng

Affiliation Department of Primary Guidance, Wuhan Women and Children Health Care Center, Wuhan, Hubei Province, 430015, China

Sheng Wei

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

Jing Wu

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

Jinzhu Zhao

Affiliation Department of Primary Guidance, Wuhan Women and Children Health Care Center, Wuhan, Hubei Province, 430015, China

Yiming Zhang

Affiliation Department of Primary Guidance, Wuhan Women and Children Health Care Center, Wuhan, Hubei Province, 430015, China

Jing Wang

Affiliation Maternal and Children Health Care Department of Districts of Wuhan, Wuhan, China

Yuan Lu

Affiliation Maternal and Children Health Care Department of Districts of Wuhan, Wuhan, China

Yuzhen Yu

Affiliation Maternal and Children Health Care Department of Districts of Wuhan, Wuhan, China

Bin Zhang

mchwhzb@aliyun.com

Affiliation Department of Primary Guidance, Wuhan Women and Children Health Care Center, Wuhan, Hubei Province, 430015, China

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: BZ SPY ANP. Performed the experiments: ANP JZZ YMZ J. Wang. Analyzed the data: SPY SW J. Wu. Contributed reagents/materials/analysis tools: BZ YL YZY. Wrote the paper: SPY ANP.