Coronary VesselsTomography, Spiral ComputedCoronary AngiographyCoronary Artery DiseaseTomography, X-Ray ComputedSensitivity and SpecificityCoronary CirculationAngioplasty, Balloon, CoronaryCoronary StenosisPericardiumCoronary DiseaseCoronary Artery BypassBlood VesselsHeartMyocardial InfarctionCoronary RestenosisCoronary Vessel AnomaliesCoronary VasospasmDogsMyocardiumCoronary AneurysmEndothelium, VascularNitroglycerinCoronary ThrombosisStentsVasodilator AgentsTime FactorsVasodilationTreatment OutcomeVascular ResistanceRisk FactorsPredictive Value of TestsProspective StudiesMyocardial IschemiaElectrocardiographyVasa VasorumUltrasonography, InterventionalBlood Flow VelocityCoronary OcclusionHemodynamicsSwineFollow-Up StudiesMagnetic Resonance AngiographyCalcinosisPercutaneous Coronary InterventionAdenosineReproducibility of ResultsLymphatic VesselsArteriesModels, CardiovascularVasoconstrictionContrast MediaRetinal VesselsBlood PressureNeovascularization, PhysiologicNoninvasive VentilationCoronary Care UnitsAcetylcholineBiological MarkersSeverity of Illness IndexQuailCoturnixFeasibility StudiesNitric OxideRetrospective StudiesExercise TestMuscle, Smooth, VascularRegional Blood FlowImage Processing, Computer-AssistedTunica MediaVeinsTunica IntimaPerfusionCardiac CatheterizationMyocardial RevascularizationSirolimusCollateral CirculationHeart VentriclesAngina, UnstableMicrocirculationMyocardial ContractionCoronary Artery Bypass, Off-PumpRisk AssessmentAngina PectorisImmunohistochemistryParacrine CommunicationChick EmbryoNG-Nitroarginine Methyl EsterPlatelet Aggregation InhibitorsEchocardiographyMagnetic Resonance ImagingVascular Endothelial Growth Factor APrognosisChest PainTomography, Emission-Computed, Single-PhotonDrug-Eluting StentsNitric Oxide SynthaseDipyridamolePlaque, AtheroscleroticHeart Rate