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Plasma TSH concentrations ± SEM during the first 8 weeks after birth in infants of 28-30 week gestation and <28 weeks gestation. With permission from van Wassenaer AG, Kok JH, Dekker FW de Vijlder JJ. Thyroid function in very preterm infants: influences of gestational age and disease. Pediatr Res 1997; 42:604-9 (11).
