About the Authors

Supriya Kumar

supriya@pitt.edu

Affiliation Department of Epidemiology, Graduate School of Public Health, University of Pittsburgh, Pittsburgh, Pennsylvania, United States of America

Sandra Crouse Quinn

Affiliation Department of Family Science, School of Public Health, University of Maryland, College Park, Maryland, United States of America

Kevin H. Kim

Affiliation School of Education, University of Pittsburgh, Pittsburgh, Pennsylvania, United States of America

Karen M. Hilyard

Affiliation Department of Health Promotion and Behavior, College of Public Health, University of Georgia, Athens, Georgia, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: SK SCQ KH. Performed the experiments: SK SCQ KH. Analyzed the data: SK. Wrote the paper: SK. Revised the manuscript critically for important intellectual content: SCQ KHK KH. Acquired funding to conduct the study: SCQ.