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Day HR, El-Setouhy M, El-Shinawi M, Assem A, Ismail M, Salem M, Smith GS, Hirshon JM.Day HR, et al. Among authors: hirshon jm.Inj Prev. 2010 Oct;16(5):348-51. doi: 10.1136/ip.2009.024224. Epub 2010 Jun 29.Inj Prev. 2010.PMID: 20587813Free PMC article.