title: Pressure dependence of the canine aortic characteristic impedance and the effects of alterations in smooth muscle activity.
mesh_terms: D000818:Animals; D001011:Aorta / Q000502:physiology*; D001794:Blood Pressure; D001810:Blood Volume; D004285:Dogs; D009131:Muscle, Smooth, Vascular / Q000187:drug effects / Q000502:physiology*; D010643:Phenoxybenzamine / Q000494:pharmacology
chemical_list: D010643:Phenoxybenzamine