title: [Calcification of the mitral valve apparatus in mitral stenosis].
mesh_terms: D000293:Adolescent; D000328:Adult; D002031:Bulgaria; D002114:Calcinosis / Q000601:surgery*; D002908:Chronic Disease; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D008943:Mitral Valve / Q000601:surgery*; D008946:Mitral Valve Stenosis / Q000601:surgery*
vernacular_title: Vkaltsiavaniia na mitralno-klapniia aparat pri mitralna stenoza