title: Differential reinforcement of latency (DRL) in phenylketonuric monkeys.
mesh_terms: D000818:Animals; D003216:Conditioning, Operant; D004032:Diet; D004195:Disease Models, Animal; D005247:Feeding Behavior; D005260:Female; D005639:Frustration; D000882:Haplorhini; D006801:Humans; D008251:Macaca; D010649:Phenylalanine; D010661:Phenylketonurias / Q000139:chemically induced; D011247:Pregnancy; D011930:Reaction Time; D012054:Reinforcement, Psychology; D012201:Reward
chemical_list: D010649:Phenylalanine