title: Post-extrasystolic T and U wave changes in diseased and normal hearts.
mesh_terms: D000328:Adult; D001146:Arrhythmia, Sinus / Q000150:complications; D001281:Atrial Fibrillation / Q000150:complications; D005117:Cardiac Complexes, Premature / Q000175:diagnosis* / Q000209:etiology; D004562:Electrocardiography; D006327:Heart Block / Q000150:complications; D006352:Heart Ventricles; D006801:Humans; D006980:Hyperthyroidism / Q000188:drug therapy; D008297:Male; D008713:Methimazole / Q000627:therapeutic use; D008875:Middle Aged; D008944:Mitral Valve Insufficiency / Q000150:complications; D009203:Myocardial Infarction / Q000175:diagnosis*; D011433:Propranolol / Q000627:therapeutic use; D012119:Respiration
chemical_list: D008713:Methimazole; D011433:Propranolol