title: In vitro comparison of observed and calculated mitral valve areas.
mesh_terms: D001705:Bioprosthesis; D001783:Blood Flow Velocity; D001794:Blood Pressure; D003201:Computers; D006350:Heart Valve Prosthesis; D006801:Humans; D008943:Mitral Valve; D008955:Models, Cardiovascular; D011312:Pressure; D012212:Rheology; D013499:Surface Properties