title: Perseveration of responding and nonresponding in monkeys with orbital frontal ablations.
mesh_terms: D000704:Analysis of Variance; D000818:Animals; D004193:Discrimination Learning; D005625:Frontal Lobe / Q000502:physiology*; D000882:Haplorhini; D011930:Reaction Time; D012718:Set, Psychology; D014796:Visual Perception