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Gatch MB, Taylor CM, Flores E, Selvig M, Forster MJ.Gatch MB, et al.Behav Pharmacol. 2006 Mar;17(2):151-9. doi: 10.1097/01.fbp.0000197459.08892.b5.Behav Pharmacol. 2006.PMID: 16495723Free PMC article.