DecelerationInfant, PrematureInfant, NewbornDiastoleEchocardiography, DopplerInfant, Premature, DiseasesAccelerationInfant CareInfant FoodBrain ChemistryBrain InjuriesInfant FormulaHeart Rate, FetalBrain NeoplasmsInfant BehaviorEchocardiography, Doppler, PulsedMitral ValveBlood Flow VelocityVentricular Function, LeftInfant MortalityVentricular Dysfunction, LeftBrain MappingSudden Infant DeathInfant, Newborn, DiseasesHeart SoundsInfant Nutritional Physiological PhenomenaTime FactorsFetal MonitoringInfant, Very Low Birth WeightInfant, Low Birth WeightContrecoup InjuryVentricular PressurePregnancyBrainEchocardiographyCardiotocographyStroke VolumeSystoleAtrial Function, LeftFetal DistressMagnetic Resonance ImagingBrain EdemaBrain StemBreast FeedingInfant WelfareBiomechanical PhenomenaBradycardiaHeart RateBrain IschemiaProspective StudiesInfant, Extremely Low Birth WeightChild DevelopmentGestational AgePhonocardiographyMilk, HumanSubarachnoid Hemorrhage, TraumaticBrain AbscessVideo RecordingHeart VentriclesPulmonary VeinsAnalysis of VariancePlay and PlaythingsInfant, Extremely PrematurePredictive Value of TestsAgingMovementDemocratic Republic of the CongoHemodynamicsInfant, Small for Gestational AgeCardiomyopathy, DilatedWounds, NonpenetratingFollow-Up StudiesBottle FeedingHypoxia, BrainCoronary CirculationEchocardiography, Doppler, ColorHeart FailureCase-Control StudiesBirth WeightElectrocardiographyAge FactorsReproducibility of ResultsPulmonary Wedge PressureNeuronsGrowth DisordersCerebral CortexBrain Damage, ChronicCryingIntensive Care Units, NeonatalReference ValuesUltrasonography, DopplerNatriuretic Peptide, BrainModels, CardiovascularBlood-Brain BarrierPsychomotor PerformanceVentricular RemodelingDisease Models, AnimalMyocardial InfarctionMyocardial ContractionLinear Models