title: A prospective investigation of children with congenital hypothyroidism identified by neonatal thyroid screening in Ontario.
mesh_terms: D002648:Child; D002657:Child Development; D002675:Child, Preschool; D003409:Congenital Hypothyroidism; D005260:Female; D006801:Humans; D007037:Hypothyroidism / Q000517:prevention & control; D007223:Infant; D007231:Infant, Newborn; D008297:Male; D008403:Mass Screening / Q000379:methods*; D009864:Ontario; D011446:Prospective Studies