EchocardiographyUltrasonography, Doppler, TranscranialTranscranial Magnetic StimulationUltrasonography, Doppler, ColorUltrasonographyEchocardiography, TransesophagealUltrasonography, DopplerEchocardiography, Three-DimensionalClinical Trials as TopicEchocardiography, DopplerEchocardiography, Doppler, ColorEchocardiography, StressEchocardiography, Doppler, PulsedBlood Flow VelocityUltrasonography, Doppler, PulsedEvoked Potentials, MotorDoppler EffectUltrasonography, PrenatalSensitivity and SpecificityProspective StudiesDobutaminePredictive Value of TestsTreatment OutcomeMotor CortexVentricular Function, LeftEchoencephalographyReproducibility of ResultsVentricular Dysfunction, LeftCerebrovascular CirculationMitral ValveContrast MediaTime FactorsMagnetic Resonance ImagingObserver VariationBrain ChemistryDiastoleStroke VolumeHeart VentriclesBrain InjuriesFollow-Up StudiesHeart Septal Defects, AtrialMiddle Cerebral ArterySystoleBrain MappingCerebral ArteriesHemodynamicsFeasibility StudiesUltrasonography, Doppler, DuplexBrain NeoplasmsHeart DiseasesCardiac CatheterizationIntracranial EmbolismBrainFetal HeartUltrasonography, InterventionalPregnancyMitral Valve InsufficiencyHeart AtriaTomography, X-Ray ComputedMonitoring, IntraoperativeBrain IschemiaSeverity of Illness IndexDouble-Blind MethodHeart Defects, CongenitalPulsatile FlowElectrocardiographyHeart Valve DiseasesMyocardial ContractionClinical Trials, Phase III as TopicCoronary CirculationAnalysis of VarianceExercise TestRetrospective StudiesStrokeIntracranial Embolism and ThrombosisAortic ValveRegional Blood FlowFunctional LateralityEchocardiography, Four-DimensionalBlood PressureImage Processing, Computer-AssistedClinical Trials, Phase II as TopicHeart Valve ProsthesisTricuspid Valve InsufficiencyPrognosisLaser-Doppler FlowmetryImage EnhancementCardiotonic AgentsResearch DesignHeart NeoplasmsSulfur HexafluorideEndosonographyRisk FactorsClinical Trials, Phase I as TopicAortic Valve StenosisHeart FailureReference ValuesHeart SeptumTricuspid ValveFetal Diseases