1. Katherine H. A. Footer is with the Department of Health, Behavior, and Society, and the Department of Epidemiology, Johns Hopkins Bloomberg School of Public Health, Baltimore, MD. Ju Nyeong Park, Sean T. Allen, and Bradley E. Silberzahn are with the Department of Health, Behavior, and Society, Johns Hopkins Bloomberg School of Public Health. Michele R. Decker is with Johns Hopkins Bloomberg School of Public Health; Population, Family, and Reproductive Health; and School of Nursing. Steve Huettner is with...