1. School of Public Health and Harborview Injury Prevention & Research Center, University of Washington, Seattle, Washington (E.R.M., A.R.)
2. Harvard T.H. Chan School of Public Health and Harvard Injury Control Research Center, Harvard University, Boston, Massachusetts (D.A.)
3. Bouvé College of Health Sciences, Northeastern University, and Harvard Injury Control Research Center, Harvard T.H. Chan School of Public Health, Harvard University, Boston, Massachusetts (M.M.)