Espinal, M Sensitivity and specificity of transesophageal echocardiography for determination of aortic valve morphology. [electronic resource] - American heart journal Jun 2000 - 1071-6 p. digital Publication Type: Comparative Study; Journal Article ISSN: 0002-8703 Standard No.: 10.1067/mhj.2000.103843 doi Subjects--Topical Terms: AdolescentAdultAgedAged, 80 and overAortic Valve--diagnostic imagingAortic Valve Insufficiency--diagnostic imagingAortic Valve Stenosis--diagnostic imagingChildChild, PreschoolEchocardiography, TransesophagealFemaleHeart Valve Prosthesis ImplantationHumansMaleMiddle AgedObserver VariationPreoperative CareReproducibility of ResultsSensitivity and Specificity