Ductus Arteriosus, PatentDuctus ArteriosusTruncus Arteriosus, PersistentInfant, NewbornInfant, PrematureIndomethacinTruncus ArteriosusInfant, Premature, DiseasesSeptal Occluder DevicePulmonary ArteryCardiac CatheterizationIbuprofenHeart MurmursHeart Defects, CongenitalEndarteritisLigationGestational AgeEchocardiography, Doppler, ColorHeart Septal Defects, VentricularProstheses and ImplantsFetusInfant, Very Low Birth WeightEchocardiography, DopplerPregnancyFetal HeartBalloon OcclusionPulmonary CirculationAortic CoarctationAortographyEmbolization, TherapeuticSheepAorta, ThoracicPapio papioEchocardiographyUltrasonography, PrenatalAbnormalities, MultipleInfant, Extremely Low Birth WeightCardiovascular Surgical ProceduresCardiovascular AgentsFetal DiseasesRespiratory Distress Syndrome, NewbornPersistent Fetal Circulation SyndromeAneurysmBlood Flow VelocityCyclooxygenase InhibitorsBronchopulmonary DysplasiaLower Extremity Deformities, CongenitalAlprostadilCardiac Surgical ProceduresEisenmenger ComplexHypertension, PulmonaryOliguriaAnimals, NewbornIntensive Care Units, NeonatalTreatment OutcomeEnterocolitis, NecrotizingRecurrent Laryngeal Nerve InjuriesAngiocardiographyPulmonary Valve StenosisAlloysOxygenTocolysisPhysiognomyHeart SeptumPulmonary AtresiaHeart Septal DefectsAortic Arch SyndromesAngiographyHeart Septal Defects, AtrialInfant, Low Birth WeightTetralogy of FallotAnti-Inflammatory Agents, Non-SteroidalAortaRetrospective StudiesTranscription Factor AP-2Vascular MalformationsPulmonary ValvePregnancy Trimester, ThirdVasoconstrictionEquipment DesignTocolytic AgentsPapioFollow-Up StudiesHemodynamicsUpper Extremity Deformities, CongenitalThoracotomyHyaline Membrane DiseaseSubclavian ArteryCatheterizationEbstein AnomalyUltrasonography, DopplerDinoprostone