Carlson, E B Hemodynamic significance of normal and abnormal fluoroscopic patterns of disc motion in the Beall mitral valve prosthesis. [electronic resource] - Radiology Nov 1981 - 335-9 p. digital Publication Type: Journal Article ISSN: 0033-8419 Standard No.: 10.1148/radiology.141.2.7291555 doi Subjects--Topical Terms: Cardiac CatheterizationFluoroscopyHeart Valve ProsthesisHemodynamicsHumansMitral ValveMitral Valve Insufficiency--diagnostic imaging