title: Age-associated decrease in ventricular response to haemodynamic stress during beta-adrenergic blockade.
mesh_terms: D000293:Adolescent; D000328:Adult; D000368:Aged; D000375:Aging; D001794:Blood Pressure; D006321:Heart / Q000187:drug effects* / Q000502:physiology; D006352:Heart Ventricles / Q000187:drug effects; D006801:Humans; D007537:Isometric Contraction; D008875:Middle Aged; D009200:Myocardial Contraction; D010656:Phenylephrine / Q000494:pharmacology; D011433:Propranolol / Q000494:pharmacology*; D016276:Ventricular Function
chemical_list: D010656:Phenylephrine; D011433:Propranolol