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Postnatal growth and IGF-I levels in preterm infants. A, Mean weight z-scores (Fenton 2013) up to term equivalent age. B, Mean length z-scores (Fenton 2013) up to term equivalent age. C, Mean head circumference z-scores (Fenton 2013) up to term equivalent age. D, Mean IGF-I levels up to term equivalent age. Umbilical cord blood samples were excluded from this graph. Abbreviations: PMA, postmenstrual age.
