title: [Subgroups in chronic mitral insufficiency in functional class IV: mechanisms and prognosis].
mesh_terms: D002908:Chronic Disease; D005260:Female; D006439:Hemodynamics; D006801:Humans; D008297:Male; D008944:Mitral Valve Insufficiency / Q000401:mortality / Q000503:physiopathology*; D009200:Myocardial Contraction; D011379:Prognosis
vernacular_title: Subgrupos na insuficiência mitral crônica em classe funcional IV: mecanismos e prognóstico.