title: Operant control of precentral neurons: the role of reinforcement schedules.
mesh_terms: D000818:Animals; D003216:Conditioning, Operant / Q000502:physiology*; D005071:Evoked Potentials; D000882:Haplorhini; D009474:Neurons / Q000502:physiology; D011712:Pyramidal Tracts / Q000502:physiology*; D012055:Reinforcement Schedule