About the Authors

Li Wu

Contributed equally to this work with: Li Wu, Hui Chen

Affiliation Department of Maternal and Child Health, School of Public Health, Tongji Medical College, Huazhong University of Science and Technology, Wuhan, China

Hui Chen

Contributed equally to this work with: Li Wu, Hui Chen

Affiliations Department of Maternal and Child Health, School of Public Health, Tongji Medical College, Huazhong University of Science and Technology, Wuhan, China, Tongji Center of Injury Prevention, Tongji Medical College, Huazhong University of Science and Technology, Wuhan, China

Yang Hu

Affiliations Department of Maternal and Child Health, School of Public Health, Tongji Medical College, Huazhong University of Science and Technology, Wuhan, China, Tongji Center of Injury Prevention, Tongji Medical College, Huazhong University of Science and Technology, Wuhan, China

Huiyun Xiang

Affiliation Center for Injury Research and Policy, The Ohio State University, Columbus, Ohio, United States of America

Xiang Yu

Affiliation Department of Maternal and Child Health, School of Public Health, Tongji Medical College, Huazhong University of Science and Technology, Wuhan, China

Tao Zhang

Affiliations Department of Maternal and Child Health, School of Public Health, Tongji Medical College, Huazhong University of Science and Technology, Wuhan, China, Tongji Center of Injury Prevention, Tongji Medical College, Huazhong University of Science and Technology, Wuhan, China

Zhongqiang Cao

Affiliation Department of Maternal and Child Health, School of Public Health, Tongji Medical College, Huazhong University of Science and Technology, Wuhan, China

Youjie Wang

wangyoujie@mails.tjmu.edu.cn

Affiliations Department of Maternal and Child Health, School of Public Health, Tongji Medical College, Huazhong University of Science and Technology, Wuhan, China, Tongji Center of Injury Prevention, Tongji Medical College, Huazhong University of Science and Technology, Wuhan, China

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: YW LW HC. Performed the experiments: LW YH XY TZ ZC. Analyzed the data: LW HC XY HX. Contributed reagents/materials/analysis tools: YW YH. Wrote the paper: YW LW HC. Collected data: LW YH XY TZ ZC HC.