Ductus Arteriosus, PatentDuctus ArteriosusTruncus Arteriosus, PersistentBlood VesselsInfant, NewbornInfant, PrematureSeptal Occluder DeviceIndomethacinCardiac CatheterizationTruncus ArteriosusInfant, Premature, DiseasesPulmonary ArteryIbuprofenHeart MurmursHeart Defects, CongenitalEndarteritisLigationProstheses and ImplantsGestational AgeHeart Septal Defects, VentricularEchocardiography, Doppler, ColorFetusBalloon OcclusionPregnancyPulmonary CirculationInfant, Very Low Birth WeightFetal HeartEchocardiography, DopplerAorta, ThoracicEmbolization, TherapeuticAortographyAortic CoarctationSheepEchocardiographyCardiovascular Surgical ProceduresPapio papioUltrasonography, PrenatalHeart Septal Defects, AtrialAbnormalities, MultipleBlood Flow VelocityInfant, Extremely Low Birth WeightCardiovascular AgentsTreatment OutcomeFetal DiseasesAneurysmRespiratory Distress Syndrome, NewbornPersistent Fetal Circulation SyndromeCardiac Surgical ProceduresCyclooxygenase InhibitorsAnimals, NewbornHypertension, PulmonaryBronchopulmonary DysplasiaAlprostadilAortaLower Extremity Deformities, CongenitalOxygenLymphatic VesselsOliguriaAlloysEisenmenger ComplexVasoconstrictionIntensive Care Units, NeonatalRetinal VesselsWound Closure TechniquesRetrospective StudiesAngiographyEnterocolitis, NecrotizingHeart Septal DefectsHeart SeptumMuscle, Smooth, VascularPulmonary Valve StenosisAngiocardiographyEquipment DesignRecurrent Laryngeal Nerve InjuriesPulmonary AtresiaFollow-Up StudiesTocolysisPhysiognomyAortic Arch SyndromesHemodynamicsAnti-Inflammatory Agents, Non-SteroidalInfant, Low Birth WeightTetralogy of FallotTime FactorsCatheterizationTranscription Factor AP-2Pulmonary ValveVascular MalformationsThoracotomyPregnancy Trimester, ThirdNeovascularization, PhysiologicPapioVasodilationUltrasonography, DopplerVascular ResistanceSubclavian ArteryTocolytic AgentsProspective StudiesRemission, SpontaneousUpper Extremity Deformities, Congenital