Demographic and clinical characteristics of participating infants.
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*P**P†Defined as any presence of ventriculomegaly (with or without blood in the ventricles, blood/echodensity or cystic areas in the parenchyma, cystic periventricular leukomalacia, and/or porencephalic cyst evident on cranial US prior to 28 days of life.‡Defined as presence of signal abnormalities, brain atrophy, and/or abnormal gray matter or white matter maturation for age.
创建时间：
2015-12-02
