Cortical steady potential shifts during delayed response performance by monkeys.
D000818:Animals; D002540:Cerebral Cortex / Q000502:physiology*; D004569:Electroencephalography; D000882:Haplorhini; D009778:Occipital Lobe / Q000502:physiology; D011930:Reaction Time; D012054:Reinforcement, Psychology; D014785:Vision, Ocular