title: [THE FORM OF PREMATURE VENTRICULAR BEAT IN PATIENTS WITH DEFECTS OF THE BICUSPID VALVE].
mesh_terms: D005117:Cardiac Complexes, Premature; D004562:Electrocardiography; D006801:Humans; D008943:Mitral Valve; D008944:Mitral Valve Insufficiency; D018879:Ventricular Premature Complexes
keywords: ELECTROCARDIOGRAPHY; EXTRASYSTOLE; MITRAL VALVE INSUFFICIENCY
vernacular_title: KSZTALT KOMOROWYCH POBUDZE'N PRZEDWCZESNYCH U CHORYCH Z WAD A ZASTAWKI DWUDZIELNEJ.