title: Quantitation of mitral regurgitation: rationale, approach, and interpretation in clinical practice.
mesh_terms: D001783:Blood Flow Velocity; D002302:Cardiac Output; D018618:Echocardiography, Doppler, Color / Q000379:methods; D006801:Humans; D008944:Mitral Valve Insufficiency / Q000000981:diagnostic imaging / Q000503:physiopathology / Q000601:surgery; D011379:Prognosis