title: Left ventricular wall movement measured by reflected ultrasound.
mesh_terms: D004452:Echocardiography; D006321:Heart / Q000187:drug effects / Q000502:physiology*; D006339:Heart Rate; D006801:Humans; D009068:Movement; D005082:Physical Exertion; D011433:Propranolol / Q000494:pharmacology; D014463:Ultrasonography; D016276:Ventricular Function
chemical_list: D011433:Propranolol