About the Authors

Rob Stephenson

Affiliation Emory University Rollins School of Public Health, Hubert Department of Global Health, Atlanta, Georgia, United States of America

Catherine Finneran

cafinne@emory.edu

Affiliation Emory University Rollins School of Public Health, Hubert Department of Global Health, Atlanta, Georgia, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: RS CF. Performed the experiments: RS CF. Analyzed the data: CF. Wrote the paper: RS CF.