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Purpose : To establish reference ranges for thyroid hormone concentrations in premature infants, we measured T4 and thyroid stimulating hormone(TSH) concentrations and analyzed the relation to gestational age and birth weight.
Methods : Serum T4 and TSH concentrations were measured by radioimmunoassay for 391 premature infants born in Sanggye Paik Hospital for two years and eight months.
Results : Gestational age of... |
