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It has been known that intrauterine thyroid hormone deficiency may be one of the factors predis-
posing to RDS in premature infants. L-thyroxine has been shown to increase the production opf lung
surfactant, widely accepted as deficient in RDS infants, as association between lung immaturity and
fetal thyroid function is postulated. The authors investigated thyroid hormone concentration at birth
and 5, 15 days of... |
