title: [Clinical analysis of mitral valve insufficiency in infants and children].
mesh_terms: D000293:Adolescent; D002648:Child; D002675:Child, Preschool; D005260:Female; D006330:Heart Defects, Congenital / Q000150:complications; D006333:Heart Failure / Q000150:complications; D006801:Humans; D007223:Infant; D008297:Male; D008944:Mitral Valve Insufficiency / Q000175:diagnosis* / Q000209:etiology
vernacular_title: Analiza kliniczna dysfunkcji zastawki dwudzielnej u niemowlat i dzieci.