title: Immunometric assays may underestimate thyrotropin concentrations in sera from infants with congenital hypothyroidism.
mesh_terms: D003409:Congenital Hypothyroidism; D005188:False Negative Reactions; D006801:Humans; D007037:Hypothyroidism / Q000097:blood; D007158:Immunologic Techniques; D007231:Infant, Newborn; D013972:Thyrotropin / Q000097:blood*
chemical_list: D013972:Thyrotropin