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Dietz E, Clum GA, Chung SE, Leonard L, Murphy DA, Perez LV, Harper GW, Ellen JM.Dietz E, et al. Among authors: murphy da.J Adolesc Health. 2010 Mar;46(3):278-83. doi: 10.1016/j.jadohealth.2009.06.013. Epub 2009 Jul 23.J Adolesc Health. 2010.PMID: 20159506Free PMC article.