title: Monkey retardate learning analysis.
mesh_terms: D000367:Age Factors; D000818:Animals; D002755:Choice Behavior / Q000502:physiology; D003216:Conditioning, Operant / Q000502:physiology; D004032:Diet; D004193:Discrimination Learning / Q000502:physiology; D004195:Disease Models, Animal; D005625:Frontal Lobe / Q000502:physiology; D000882:Haplorhini; D006801:Humans; D007266:Inhibition, Psychological / Q000502:physiology; D008607:Intellectual Disability / Q000209:etiology*; D008253:Macaca mulatta; D010649:Phenylalanine / Q000009:adverse effects; D010661:Phenylketonurias / Q000150:complications*
chemical_list: D010649:Phenylalanine