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Slevin E, Truesdale-Kennedy M, McConkey R, Barr O, Taggart L.Slevin E, et al. Among authors: taggart l.J Intellect Disabil. 2008 Mar;12(1):59-79. doi: 10.1177/1744629507083583.J Intellect Disabil. 2008.PMID: 18337302Review.