 (2): 94–7. doi:10.1027/0227-5910.30.2.94. PMID 19525169.↑ Stedman's medical dictionary (28th ed. ed.). Philadelphia: Lippincott Williams & Wilkins. 2006. ISBN 978-0-7817-3390-8. {{cite book}}: |edition= has extra text (help)↑ 8.0 8.1 Krug, Etienne (2002). World Report on Violence and Health (Vol. 1). Genève: World Health Organization. p. 185. ISBN 978-92-4-154561-7.↑ 9.0 9.1 Gullota, edited by Thomas P. (2002). The encyclopedia of primary prevention and health promotion. New York: Kluwer Academic/Plenum. p. 1112. ISBN 978-0-306-47296-1. {{cite book}}: |first= has generic name (help); Unknown parameter |coauthors= ignored (|author= suggested) (help)↑ Karch, DL (2011 Aug 26). "Surveillance for violent deaths—National Violent Death Reporting System, 16 states, 2008". Morbidity and mortality weekly report. Surveillance summaries (Washington, D.C. : 2002). 60 (10): 1–49. PMID 21866088. {{cite journal}}: Check date values in: |date= (help); Unknown parameter |coauthors= ignored (|au