Coronary StenosisCoronary VesselsCoronary AngiographyCoronary CirculationCoronary Artery DiseaseCoronary DiseaseFractional Flow Reserve, MyocardialAngioplasty, Balloon, CoronaryCarotid StenosisAortic Valve StenosisConstriction, PathologicCoronary Artery BypassCoronary VasospasmCzechoslovakiaSpinal StenosisTracheal StenosisDogsMyocardial InfarctionMyocardial IschemiaUltrasonography, InterventionalHemodynamicsPredictive Value of TestsBlood Flow VelocitySeverity of Illness IndexStentsCoronary AneurysmSensitivity and SpecificityCoronary RestenosisHyperemiaFollow-Up StudiesTomography, X-Ray ComputedPyloric StenosisUSSRMitral Valve StenosisProspective StudiesRisk FactorsTreatment OutcomeCoronary ThrombosisPulmonary Valve StenosisCardiac CatheterizationEchocardiographyDobutamineElectrocardiographyCalcinosisTime FactorsDipyridamoleAdenosineAngina Pectoris, VariantThallium RadioisotopesTomography, Spiral ComputedCollateral CirculationExercise TestTomography, Emission-Computed, Single-PhotonPercutaneous Coronary InterventionAngina PectorisChest PainMyocardial ContractionHeartMyocardial RevascularizationMyocardial Perfusion ImagingMyocardial StunningVasodilator AgentsRetrospective StudiesAngina, UnstableBlood PressureMagnetic Resonance AngiographyReproducibility of ResultsEchocardiography, StressCoronary OcclusionMyocardiumPrognosisContrast MediaSwineMucocutaneous Lymph Node SyndromeAngiographyNitroglycerinObserver VariationEndocardiumRisk AssessmentMultidetector Computed TomographyModels, CardiovascularCineangiographyPericardiumMicrocirculationROC CurveRecurrenceRenal Artery ObstructionMolecular Sequence DataVentricular Function, LeftOrganotechnetium CompoundsMyocardial ReperfusionRegional Blood FlowFeasibility StudiesPlaque, AtheroscleroticVascular ResistanceBiological MarkersVascular CalcificationPlatelet Aggregation InhibitorsAngioplasty, BalloonCoronary Care Units