title: Outcome of severe congenital hypothyroidism. New England Congenital Hypothyroidism Collaborative.
mesh_terms: D000293:Adolescent; D002648:Child; D002675:Child, Preschool; D003409:Congenital Hypothyroidism; D006801:Humans; D007037:Hypothyroidism / Q000188:drug therapy*; D007223:Infant; D016896:Treatment Outcome