title: Operant conditioning of heart rate in patients with premature ventricular contractions.
mesh_terms: D000328:Adult; D000368:Aged; D001145:Arrhythmias, Cardiac / Q000628:therapy*; D001285:Atropine / Q000494:pharmacology; D003216:Conditioning, Operant; D004562:Electrocardiography; D005246:Feedback; D005260:Female; D005500:Follow-Up Studies; D006339:Heart Rate / Q000187:drug effects; D006352:Heart Ventricles; D006760:Hospitalization; D006801:Humans; D007545:Isoproterenol / Q000494:pharmacology; D008297:Male; D008875:Middle Aged; D011379:Prognosis; D013686:Telemetry
chemical_list: D001285:Atropine; D007545:Isoproterenol