title: Effects of a pressure load on left ventricular systolic time intervals.
mesh_terms: D000818:Animals; D001011:Aorta; D001794:Blood Pressure; D002306:Cardiac Volume; D003250:Constriction; D004285:Dogs; D004562:Electrocardiography; D006321:Heart / Q000502:physiology*; D006352:Heart Ventricles; D006973:Hypertension / Q000209:etiology; D007545:Isoproterenol / Q000494:pharmacology; D012039:Regional Blood Flow; D014628:Vagotomy; D014630:Vagus Nerve / Q000502:physiology
chemical_list: D007545:Isoproterenol