title: Operant control of precentral neurons: comparison of pyramidal and non-pyrmidal tract neurons.
mesh_terms: D000818:Animals; D003216:Conditioning, Operant; D000882:Haplorhini; D008253:Macaca mulatta; D008297:Male; D009474:Neurons / Q000502:physiology*; D011712:Pyramidal Tracts / Q000502:physiology*; D012054:Reinforcement, Psychology