Cole, B J Contrasting effects of the competitive NMDA antagonist CPP and the non-competitive NMDA antagonist MK 801 on performance of an operant delayed matching to position task in rats. [electronic resource] - Psychopharmacology 1993 - 465-71 p. digital Publication Type: Journal Article ISSN: 0033-3158 Standard No.: 10.1007/BF02253537 doi Subjects--Topical Terms: AnimalsConditioning, Operant--drug effectsDiscrimination, Psychological--drug effectsDizocilpine Maleate--pharmacologyDose-Response Relationship, DrugMaleMemory, Short-Term--drug effectsMental Recall--drug effectsPiperazines--pharmacologyRatsRats, WistarReceptors, N-Methyl-D-Aspartate--antagonists & inhibitors