Electrocardiographic changes in children with hypothyroidism.
D000293:Adolescent; D002037:Bundle-Branch Block; D002648:Child; D002675:Child, Preschool; D004562:Electrocardiography; D005260:Female; D006801:Humans; D007037:Hypothyroidism / Q000188:drug therapy*; D007223:Infant; D008297:Male; D013963:Thyroid Hormones / Q000627:therapeutic use*
D013963:Thyroid Hormones