Doty, D B Aortic valve replacement with Medtronic Freestyle bioprosthesis: 5-year results. [electronic resource] - Seminars in thoracic and cardiovascular surgery Oct 1999 - 35-41 p. digital Publication Type: Clinical Trial; Journal Article ISSN: 1043-0679 Subjects--Topical Terms: AgedAortic ValveBioprosthesis--adverse effectsFemaleHeart Valve Prosthesis--adverse effectsHemodynamicsHumansMaleMiddle AgedPostoperative Complications--epidemiologyProsthesis DesignTime FactorsTreatment Outcome