Ultrasonography, DopplerUltrasonography, Doppler, ColorMyocardiumDoppler EffectUltrasonography, Doppler, PulsedHeartEchocardiography, Doppler, PulsedBlood Flow VelocityUltrasonography, Doppler, TranscranialEchocardiography, Doppler, ColorMyocarditisCoronary CirculationMyocardial Reperfusion InjuryMyocardial ContractionMyocardial IschemiaMyocardial InfarctionVentricular Function, LeftCardiomyopathy, DilatedCardiomyopathiesHeart VentriclesLaser-Doppler FlowmetryMyocytes, CardiacMyocardial ReperfusionDiastoleEchocardiographyDogsHeart, ArtificialRegional Blood FlowVentricular FunctionCreatine KinaseHemodynamicsCoronary VesselsEndocardiumPulsatile FlowUltrasonography, PrenatalTime FactorsEdema, CardiacUmbilical ArteriesPericardiumVentricular Dysfunction, LeftUltrasonographySensitivity and SpecificitySystoleReproducibility of ResultsTissue EngineeringPerfusionCardiotonic AgentsModels, CardiovascularStroke VolumeVentricular RemodelingProspective StudiesDisease Models, AnimalSwineHeart FailureCardiomyopathy, HypertrophicContrast MediaMagnetic Resonance Imaging, CineEnterovirus B, HumanHeart AtriaPredictive Value of TestsMicrocirculationRats, WistarVentricular PressureBlood PressureCoronary DiseaseHeart DiseasesMitochondria, HeartRats, Sprague-DawleyPlacental CirculationFibrosisElectrocardiographyRabbitsMitral ValveImmunohistochemistryHeart RateEnterovirusModels, AnimalUltrasonography, Doppler, DuplexMuscle CellsMagnetic Resonance ImagingOrganotechnetium CompoundsFetal Growth RetardationPregnancyImage Interpretation, Computer-AssistedMiddle Cerebral ArteryOphthalmic ArteryPapillary MusclesSarcolemmaNecrosisOxygenImage Processing, Computer-AssistedTroponin ICerebrovascular CirculationIschemic Preconditioning, MyocardialVascular ResistanceTissue ScaffoldsOxygen ConsumptionBiological MarkersObserver VariationCardiac Pacing, Artificial