1. Homicide, suicide, and unintentional firearm fatality: comparing the United States with other high-income countries, 2003;Richardson;J Trauma,2011
2. Xu J, Murphy SL, Kochanek KD, Bastian BA. Deaths: final data for 2013. Natl Vital Stat Rep. www.cdc.gov/nchs/data/nvsr/nvsr64/nvsr64_02.pdf. Published 2016. Accessed April 12, 2016.
3. Deaths: leading causes for 2013;Heron;Natl Vital Stat Rep,2016
4. WISQARS (Web-based Injury Statistics Query and Reporting System), Injury Center, CDC. Centers for Disease Control and Prevention, National Center for Injury Prevention and Control. www.mendeley.com/research/wisqars-webbased-injury-statistics-query-reporting-systeminjury-centercdc/?utm_source=desktop&utm_medium=1.15.2&utm_campaign=open_catalog&userDocumentId=%7Bd4185eee-bf6e-4535-ba0d-344df723719d%7D. Accessed April 12, 2016.
5. Krouse WJ. How Many Guns Are in the United States?—Number. Gun Control Legislation. Washington, DC: United States Congressional Research Service. www.gunpolicy.org/firearms/citation/quotes/6676. Accessed on May 22, 2016.