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McCabe SE, Boyd CJ, Young A.McCabe SE, et al. Among authors: boyd cj.J Adolesc Health. 2007 Jan;40(1):76-83. doi: 10.1016/j.jadohealth.2006.07.016. Epub 2006 Oct 5.J Adolesc Health. 2007.PMID: 17185209Free PMC article.