About the Authors

Erin J. Starzyk

ecloherty@gmail.com

Affiliation University of Illinois at Chicago, School of Public Health, Division of Community Health Sciences, Chicago, Illinois, United States of America

Michele A. Kelley

Affiliation University of Illinois at Chicago, School of Public Health, Division of Community Health Sciences, Chicago, Illinois, United States of America

Rachel N. Caskey

Affiliation University of Illinois at Chicago, College of Medicine, Department of Internal Medicine and Pediatrics, Chicago, Illinois, United States of America

Alan Schwartz

Affiliation University of Illinois at Chicago, College of Medicine, Department of Medical Education, Chicago, Illinois, United States of America

Joan F. Kennelly

Affiliation University of Illinois at Chicago, School of Public Health, Division of Community Health Sciences, Chicago, Illinois, United States of America

Robert C. Bailey

Affiliation University of Illinois at Chicago, School of Public Health, Division of Epidemiology and Biostatistics, Chicago, Illinois, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: EJS MAK RNC AS JFK RCB. Performed the experiments: EJS. Analyzed the data: EJS. Contributed reagents/materials/analysis tools: EJS MAK RNC AS JFK RCB. Wrote the paper: EJS MAK RNC AS JFK RCB.