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Esbensen AJ, Johnson EB, Amaral JL, Tan CM, Macks R.Esbensen AJ, et al.Am J Intellect Dev Disabil. 2016 Jan;121(1):13-24. doi: 10.1352/1944-7558-121.1.13.Am J Intellect Dev Disabil. 2016.PMID: 26701071Free PMC article.