Proceedings: Echocardiographic estimation of the sytolic pressure gradient in aortic stenosis.
D001024:Aortic Valve Stenosis / Q000503:physiopathology*; D001794:Blood Pressure; D006332:Cardiomegaly / Q000503:physiopathology; D004452:Echocardiography; D006352:Heart Ventricles; D006801:Humans