About the Authors
- Christa L. Fischer Walker
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* E-mail: cfischer@jhsph.edu
Affiliation Department of International Health, Johns Hopkins Bloomberg School of Public Health, Baltimore, Maryland, United States of America
- Martin J. Aryee
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Affiliation Division of Biostatistics and Bioinformatics, Department of Oncology, Johns Hopkins University School of Medicine, Baltimore, Maryland, United States of America
- Cynthia Boschi-Pinto
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Affiliations Department of Child and Adolescent Health and Development, World Health Organization, Geneva, Switzerland, Universidade Federal Fluminense, Rio de Janeiro, Brazil
- Robert E. Black
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Affiliation Department of International Health, Johns Hopkins Bloomberg School of Public Health, Baltimore, Maryland, United States of America
Competing Interests
The authors have declared that no competing interests exist.
Author Contributions
Conceived and designed the experiments: CLFW REB MJA CB-P. Performed the experiments: CLFW MJA. Analyzed the data: CLFW MJA. Contributed reagents/materials/analysis tools: MJA. Wrote the paper: CLFW MJA REB CB-P.