1 Catherine dP Duarte is with the Division of Epidemiology and Biostatistics, School of Public Health, University of California, Berkeley. Julianna G. Alson is with the Department of Obstetrics and Gynecology, School of Medicine, University of Washington, Seattle. Omid Bagheri Garakani is with the Department of Health Services, School of Public Health, University of Washington. Christine M. Mitchell is with the Department of Social and Behavioral Sciences, T. H. Chan School of Public Health, Harvard University, Boston, MA.