title: Dobutamine stress echocardiography in patients with low-gradient aortic stenosis.
authors.forename: Richard A
authors.initials: RA
authors.lastname: Lange
authors.forename: L David
authors.initials: LD
authors.lastname: Hillis
mesh_terms: D000318:Adrenergic beta-Agonists; D001021:Aortic Valve / Q000503:physiopathology; D001024:Aortic Valve Stenosis / Q000175:diagnosis / Q000503:physiopathology* / Q000628:therapy; D003937:Diagnosis, Differential; D004280:Dobutamine; D004452:Echocardiography / Q000379:methods*; D006801:Humans; D017379:Hypertrophy, Left Ventricular / Q000503:physiopathology*
chemical_list: D000318:Adrenergic beta-Agonists; D004280:Dobutamine