[The importance of electrocardiography in the diagnosis of congenital heart diseases].
D000293:Adolescent; D002648:Child; D002675:Child, Preschool; D004562:Electrocardiography; D006326:Heart Auscultation; D006330:Heart Defects, Congenital / Q000175:diagnosis*; D006801:Humans; D007223:Infant
Znachenie élektrokardiografii v diagnostike vrozhdennykh porokov serdtsa.