title: Atrioventricular time sequence and myocardial efficiency.
mesh_terms: D000818:Animals; D001281:Atrial Fibrillation / Q000503:physiopathology; D001794:Blood Pressure; D002302:Cardiac Output / Q000187:drug effects; D003331:Coronary Vessels / Q000502:physiology; D004285:Dogs; D004562:Electrocardiography; D006321:Heart / Q000502:physiology*; D006329:Heart Conduction System / Q000502:physiology*; D006339:Heart Rate; D009206:Myocardium / Q000378:metabolism; D010101:Oxygen Consumption; D011433:Propranolol / Q000494:pharmacology; D013997:Time Factors
chemical_list: D011433:Propranolol