About the Authors
- Li Liu
-
Affiliation Johns Hopkins Bloomberg School of Public Health, Baltimore, Maryland, United States of America
- Mengying Li
-
Affiliation Johns Hopkins Bloomberg School of Public Health, Baltimore, Maryland, United States of America
- Li Yang
-
Affiliation Guangxi Medical University, School of Public Health, Nanning, China
- Lirong Ju
-
Affiliation Capital Medical University, School of Public Health, Beijing, China
- Biqin Tan
-
Affiliation Gongcheng County Maternal and Child Health Hospital, Gongcheng County, China
- Neff Walker
-
Affiliation Johns Hopkins Bloomberg School of Public Health, Baltimore, Maryland, United States of America
- Jennifer Bryce
-
Affiliation Johns Hopkins Bloomberg School of Public Health, Baltimore, Maryland, United States of America
- Harry Campbell
-
Affiliation University of Edinburgh Medical School, Edinburgh, United Kingdom
- Robert E. Black
-
Affiliation Johns Hopkins Bloomberg School of Public Health, Baltimore, Maryland, United States of America
- Yan Guo
-
* E-mail: guoyan@bjmu.edu.cn
Affiliation Peking University Health Science Center, School of Public Health, Beijing, China
Competing Interests
The authors have declared that no competing interests exist.
Author Contributions
Interpretation of results and subsequent revision of the manuscript: LL ML LY LJ BT NW JB HC REB YG. Conceived and designed the experiments: LL NW JB HC RB YG ML. Performed the experiments: LL ML LJ LY BT YG. Analyzed the data: ML LL. Wrote the paper: LL ML.