title: [Value of polycardiographic studies as compared with direct studies in the evaluation of the functional state of the left ventricle in ischemic heart disease].
mesh_terms: D000328:Adult; D001161:Arteriosclerosis / Q000503:physiopathology; D006328:Cardiac Catheterization; D017023:Coronary Angiography; D003327:Coronary Disease / Q000503:physiopathology*; D004562:Electrocardiography; D006352:Heart Ventricles / Q000503:physiopathology; D006801:Humans; D008875:Middle Aged
vernacular_title: Wartość badań polikardiograficznych w zestawieniu z badaniami bezpośrednimi dla oceny stanu czynnościowego lewej komory w chorobie niedokrwiennej serca