title: Disordered left ventricular contraction associated with abnormalities of conduction: an echocardiographic study.
mesh_terms: D002037:Bundle-Branch Block / Q000209:etiology*; D005117:Cardiac Complexes, Premature / Q000209:etiology* / Q000503:physiopathology; D003327:Coronary Disease / Q000150:complications; D004452:Echocardiography; D006331:Heart Diseases / Q000150:complications*; D006334:Heart Function Tests; D006343:Heart Septal Defects / Q000150:complications; D006346:Heart Septum / Q000503:physiopathology; D006352:Heart Ventricles; D006801:Humans