About the Authors

Jerald A. Fagliano

jaf387@drexel.edu

Affiliation Dornsife School of Public Health, Drexel University, Philadelphia, Pennsylvania, United States of America

Ana V. Diez Roux

Affiliation Dornsife School of Public Health, Drexel University, Philadelphia, Pennsylvania, United States of America

Competing Interests

The authors have declared that no competing interests exist.