title: [Changes in the vectorcardiogram in secondary atrial septal defect].
mesh_terms: D000293:Adolescent; D000328:Adult; D001794:Blood Pressure; D006328:Cardiac Catheterization; D002302:Cardiac Output; D006332:Cardiomegaly / Q000150:complications / Q000175:diagnosis / Q000503:physiopathology; D002648:Child; D004562:Electrocardiography; D006344:Heart Septal Defects, Atrial / Q000150:complications / Q000503:physiopathology*; D006352:Heart Ventricles / Q000503:physiopathology; D006439:Hemodynamics; D006801:Humans; D011652:Pulmonary Circulation; D014672:Vectorcardiography
vernacular_title: Izmenenie vektorkardiogrammy pri vtorichnom defekte mezhpredserdnoĭ peregorodki.