Leukomalacia, PeriventricularPeriventricular Nodular HeterotopiaCerebral VentriclesEchoencephalographyInfant, NewbornEncephalomalaciaInfant, PrematureInfant, Premature, DiseasesCerebral PalsyBrain DiseasesCerebral HemorrhageHypoxia-Ischemia, BrainGestational AgeOligodendrogliaBronchopulmonary DysplasiaBrainMagnetic Resonance ImagingNerve Fibers, MyelinatedDevelopmental DisabilitiesBrain Damage, ChronicInfant, Very Low Birth WeightMidline Thalamic NucleiIntracranial HemorrhagesInfant, Extremely Low Birth WeightInfant, Low Birth WeightGliosisPremature BirthRespiratory Distress Syndrome, NewbornChoristomaAnterior Thalamic NucleiFilaminsIntensive Care Units, NeonatalPregnancyKisspeptinsMyelin Basic ProteinHyperoxiaEthamsylateHydrocephalusRetrospective StudiesAnimals, NewbornPreoptic Area