Critical closure reexamined.
D000818:Animals; D055592:Biophysical Phenomena; D001703:Biophysics; D001775:Blood Circulation; D001808:Blood Vessels / Q000502:physiology*; D004548:Elasticity; D066298:In Vitro Techniques; D008954:Models, Biological; D009119:Muscle Contraction; D009130:Muscle, Smooth / Q000502:physiology; D011312:Pressure; D014655:Vascular Resistance