About the Authors
- Hui-ping Zhu
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Contributed equally to this work with: Hui-ping Zhu, Xin Xia
Affiliation Department of Maternal and Child Health, School of Public Health, Tongji Medical College, Huazhong University of Science and Technology, Wuhan, China
- Xin Xia
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Contributed equally to this work with: Hui-ping Zhu, Xin Xia
Affiliation Department of Social Medicine and Health Management, School of Public Health, Wuhan University, Wuhan, China
- Hui-yun Xiang
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Affiliation Center for Injury Research and Policy, The Research Institute at Nationwide Children's Hospital, The Ohio State University, Columbus, Ohio, United States of America
- Chuan-hua Yu
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Affiliation Department of Epidemiology and Statistics, School of Public Health, Wuhan University, Wuhan, China
- Yu-kai Du
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* E-mail: birdping@163.com
Affiliation Department of Maternal and Child Health, School of Public Health, 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: HPZ HYX YKD CHY. Performed the experiments: XX HPZ. Analyzed the data: XX. Contributed reagents/materials/analysis tools: HYX YKD CHY. Wrote the paper: XX.