Lembcke, Alexander Grading of aortic valve stenosis at 64-slice spiral computed tomography: comparison with transthoracic echocardiography and calibration against cardiac catheterization. [electronic resource] - Investigative radiology Jun 2009 - 360-8 p. digital Publication Type: Comparative Study; Evaluation Study; Journal Article ISSN: 1536-0210 Standard No.: 10.1097/RLI.0b013e3181a64d76 doi Subjects--Topical Terms: AgedAortic Valve Stenosis--classificationAortography--methodsCardiac Catheterization--methodsEchocardiography--methodsHumansRadiographic Image Interpretation, Computer-Assisted--methodsReproducibility of ResultsSensitivity and SpecificityTomography, X-Ray Computed--methods