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Seltzer MM, Floyd F, Song J, Greenberg J, Hong J.Seltzer MM, et al.Am J Intellect Dev Disabil. 2011 Nov;116(6):479-99. doi: 10.1352/1944-7558-116.6.479.Am J Intellect Dev Disabil. 2011.PMID: 22126660Free PMC article.
Seltzer MM, Greenberg JS, Floyd FJ, Hong J.Seltzer MM, et al. Among authors: greenberg js.Am J Orthopsychiatry. 2004 Apr;74(2):187-95. doi: 10.1037/0002-9432.74.2.187.Am J Orthopsychiatry. 2004.PMID: 15113247
Seltzer MM, Floyd FJ, Greenberg JS, Hong J, Taylor JL, Doescher H.Seltzer MM, et al. Among authors: greenberg js.Am J Intellect Dev Disabil. 2009 Mar;114(2):128-43. doi: 10.1352/2009.114.128-143.Am J Intellect Dev Disabil. 2009.PMID: 19391672Free PMC article.