title: CNV during memory retrieval by normal and retarded adults.
mesh_terms: D000293:Adolescent; D000328:Adult; D002540:Cerebral Cortex / Q000503:physiopathology; D003265:Contingent Negative Variation; D004594:Electrophysiology; D005071:Evoked Potentials; D006801:Humans; D008607:Intellectual Disability / Q000523:psychology*; D008568:Memory / Q000502:physiology*; D011939:Mental Recall / Q000502:physiology*