Reliability of Frank lead system of VCG in infants and children.
D000293:Adolescent; D002648:Child; D002675:Child, Preschool; D004562:Electrocardiography; D006331:Heart Diseases / Q000175:diagnosis; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D014672:Vectorcardiography