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Breau LM, Camfield CS.Breau LM, et al. Among authors: camfield cs.Res Dev Disabil. 2011 Nov-Dec;32(6):2829-40. doi: 10.1016/j.ridd.2011.05.023. Epub 2011 Jun 12.Res Dev Disabil. 2011.PMID: 21664797