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Friedman D, Nessler D, Johnson R Jr, Ritter W, Bersick M.Friedman D, et al.Neuropsychol Dev Cogn B Aging Neuropsychol Cogn. 2008 Jan;15(1):95-128. doi: 10.1080/13825580701533769.Neuropsychol Dev Cogn B Aging Neuropsychol Cogn. 2008.PMID: 17963090