title: [Doppler echocardiography in the diagnosis of mitral valve defects].
authors.forename: K I
authors.initials: KI
authors.lastname: Korytnikov
mesh_terms: D015150:Echocardiography, Doppler / Q000379:methods*; D006801:Humans; D008943:Mitral Valve / Q000000981:diagnostic imaging*; D008944:Mitral Valve Insufficiency / Q000000981:diagnostic imaging*; D008946:Mitral Valve Stenosis / Q000000981:diagnostic imaging*
vernacular_title: Vozmozhnosti dopplerékhokardiografii v diagnostike mitral'nogo poroka serdtsa.