About the Authors
- Martina Morris
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* E-mail: morris@stat.washington.edu
Affiliation Departments of Statistics and Sociology, University of Washington, Seattle, Washington, United States of America
- Helen Epstein
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Affiliation New York, New York, United States of America
- Maria Wawer
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Affiliation Population, Family and Reproductive 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: MM MJW. Analyzed the data: MM HE. Contributed reagents/materials/analysis tools: MJW. Wrote the paper: MM HE MJW.