title: [Postextrasystole changes in the apex cardiogram in the mesosystolic "click"-telesystolic apical murmur syndrome (Barlow syndrome)].
mesh_terms: D005117:Cardiac Complexes, Premature / Q000503:physiopathology*; D006326:Heart Auscultation; D006337:Heart Murmurs; D006801:Humans; D007702:Kinetocardiography; D009200:Myocardial Contraction; D013577:Syndrome; D013599:Systole
vernacular_title: Postékstrasistolicheskie izmeneniia v apekskardiogramme pri sindrome mezosistolicheskiĭ "klik"-telesistolicheskiĭ apikal'nyĭ shum (sindrom Barlow).