Coronary StenosisCoronary VesselsCoronary AngiographyCoronary CirculationCoronary Artery DiseaseCoronary DiseaseCoronary Artery BypassAngioplasty, Balloon, CoronaryFractional Flow Reserve, MyocardialCarotid StenosisAortic Valve StenosisConstriction, PathologicCoronary VasospasmCzechoslovakiaSpinal StenosisMyocardial InfarctionTracheal StenosisMyocardial IschemiaDogsStentsTreatment OutcomeSeverity of Illness IndexHemodynamicsUltrasonography, InterventionalBlood Flow VelocityFollow-Up StudiesCoronary RestenosisPredictive Value of TestsCoronary AneurysmRisk FactorsHyperemiaTomography, X-Ray ComputedProspective StudiesPyloric StenosisUSSRSensitivity and SpecificityMitral Valve StenosisCardiac CatheterizationCoronary ThrombosisPulmonary Valve StenosisEchocardiographyDobutamineElectrocardiographyDipyridamoleCalcinosisMyocardial RevascularizationAngina Pectoris, VariantAdenosinePercutaneous Coronary InterventionTomography, Spiral ComputedThallium RadioisotopesAngina PectorisTime FactorsExercise TestTomography, Emission-Computed, Single-PhotonRetrospective StudiesCollateral CirculationChest PainMyocardial Perfusion ImagingMyocardial StunningAngina, UnstableVasodilator AgentsMyocardial ContractionMagnetic Resonance AngiographyCoronary OcclusionEchocardiography, StressHeartBlood PressureMucocutaneous Lymph Node SyndromeContrast MediaRisk AssessmentAngiographyReproducibility of ResultsCoronary Artery Bypass, Off-PumpSwineNitroglycerinObserver VariationMyocardiumEndocardiumPericardiumModels, CardiovascularVentricular Function, LeftMultidetector Computed TomographyPostoperative ComplicationsPlatelet Aggregation InhibitorsCineangiographyRecurrenceROC CurveStroke VolumeFeasibility StudiesRenal Artery ObstructionPrognosisVascular ResistanceMyocardial ReperfusionOrganotechnetium CompoundsMicrocirculationPlaque, AtheroscleroticAngioplasty, BalloonVascular CalcificationGraft Occlusion, Vascular