1 All authors are with the Center for Public Health Initiatives, University of Pennsylvania, Philadelphia. Eliza W. Kinsey is also with the Department of Epidemiology, Mailman School of Public Health, Columbia University, New York, NY. Roxanne Dupuis is also with the Department of Social and Behavioral Sciences, T. H. Chan School of Public Health, Harvard University, Boston, MA. Carolyn C. Cannuscio is also with the Department of Family Medicine and Community Health, Perelman School of Medicine, University of Pennsylvania, Philadelphia.