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Matzen LE, Benjamin AS.Matzen LE, et al. Among authors: benjamin as.Mem Cognit. 2009 Jan;37(1):52-64. doi: 10.3758/MC.37.1.52.Mem Cognit. 2009.PMID: 19103975Free PMC article.
Sahakyan L, Waldum ER, Benjamin AS, Bickett SP.Sahakyan L, et al. Among authors: benjamin as.Mem Cognit. 2009 Jun;37(4):464-76. doi: 10.3758/MC.37.4.464.Mem Cognit. 2009.PMID: 19460953Free PMC article.