Heart VentriclesDouble Outlet Right VentricleVentricular Function, RightVentricular Dysfunction, RightHypertrophy, Right VentricularCerebral VentriclesTransposition of Great VesselsHeart Defects, CongenitalHeart Septal Defects, VentricularVentricular FunctionThird VentricleFourth VentricleHeartMyocardiumTetralogy of FallotHeart SeptumLateral VentriclesPulmonary ArteryEchocardiographyHeart AtriaFetal HeartHypertension, PulmonaryVentricular SeptumCerebral Ventricle NeoplasmsMyocardial ContractionTricuspid ValvePulmonary ValvePulmonary Valve StenosisArrhythmogenic Right Ventricular DysplasiaMonocrotalineElectrocardiographyEndocardiumAngiocardiographyHemodynamicsHeart NeoplasmsCardiac Surgical ProceduresDogsFistulaEbstein AnomalyPericardiumHypoplastic Left Heart SyndromeTricuspid Valve InsufficiencyHeart InjuriesVentricular Outflow ObstructionCardiac CatheterizationHeart Septal DefectsTruncus Arteriosus, PersistentPulmonary AtresiaPulmonary Valve InsufficiencyVentricular PressureStroke VolumeVentricular Function, LeftHuman RightsEchocardiography, DopplerMagnetic Resonance ImagingCardiac Pacing, ArtificialCardiomegalyPapillary MusclesForeign-Body MigrationHeart Conduction SystemCardiac VolumeEchocardiography, Doppler, ColorHeart FailureSystoleVentricular FibrillationCardiomyopathiesNorwood ProceduresDiastoleTachycardia, VentricularPulmonary CirculationFontan ProcedureArrhythmias, CardiacBlood PressureVentricular RemodelingTime FactorsPacemaker, ArtificialTreatment OutcomeElectrophysiologic Techniques, CardiacCoronary Vessel AnomaliesVentricular DysfunctionTruncus ArteriosusModels, CardiovascularInfant, NewbornAnoxiaHeart DiseasesRats, WistarOrgan SizeHeart Septal Defects, AtrialVentricular Dysfunction, LeftCoronary CirculationBundle of HisDisease Models, AnimalTomography, X-Ray ComputedTricuspid Valve StenosisCyanosisBody Surface Potential MappingCineangiographyHeart BlockTricuspid AtresiaHeart Valves