title: THE APEX CARDIOGRAM IN LEFT VENTRICULAR OUTFLOW TRACT OBSTRUCTION.
mesh_terms: D001024:Aortic Valve Stenosis; D006332:Cardiomegaly; D002339:Carotid Arteries; D004562:Electrocardiography; D006339:Heart Rate; D006801:Humans; D007545:Isoproterenol; D007702:Kinetocardiography; D010701:Phonocardiography; D011674:Pulse
chemical_list: D007545:Isoproterenol
keywords: AORTIC VALVE STENOSIS; CAROTID ARTERIES; ELECTROCARDIOGRAPHY; HEART ENLARGEMENT; ISOPROTERENOL; KINETOCARDIOGRAPHY; PHONOCARDIOGRAPHY; PULSE