[IMPORTANCE OF INTRAC ARDIAC ELECTROCARDIOGRAPHY IN THE DIAGNOSIS OF CONGENITAL HEART DEFECTS IN CHILDREN].
D002648:Child; D004562:Electrocardiography; D006330:Heart Defects, Congenital; D006801:Humans
CHILD; ELECTROCARDIOGRAPHY; HEART DEFECTS, CONGENITAL
Z'YZNAM INTRAKARDI'ALN'I ELEKTROKARDIOGRAFIE V DIAGNOSTICE VROZEN'YCH SRDE CN'ICH VAD U D ET'I.