| Institution: | 1. Johns Hopkins Bloomberg School of Public Health, Johns Hopkins Center for Injury Research and Policy, Department of Health Policy and Management; 624 N Broadway, Baltimore MD 21205, USA;2. University of California School of Medicine, USA;3. U.S. Army Public Health Command, Injury Prevention Program, E5158 Blackhawk Road, Aberdeen Proving Ground, MD 21010–5403, USA;4. National Center for Health Statistics, Centers for Disease Control and Prevention, 3311 Toledo Rd, Hyattsville, MD 20782, USA;5. Columbia University Mailman School of Public Health, Department of Sociomedical Sciences, 722 West 168th Street, New York, NY 10032, USA |
