Kunzelman, K S Acute mitral valve regurgitation created in sheep using echocardiographic guidance. [electronic resource] - The Journal of heart valve disease Nov 1999 - 637-43 p. digital Publication Type: Comparative Study; Journal Article ISSN: 0966-8519 Subjects--Topical Terms: Acute DiseaseAnimalsCardiac Surgical Procedures--instrumentationChordae Tendineae--diagnostic imagingDisease Models, AnimalEchocardiographyEchocardiography, DopplerEndoscopyMitral Valve--diagnostic imagingMitral Valve Insufficiency--diagnostic imagingMyocardial ContractionPilot ProjectsRuptureSheep