Angina PectorisAngina, UnstableAngina Pectoris, VariantAngina, StableNitroglycerinCounterpulsationCoronary AngiographyMicrovascular AnginaMyocardial InfarctionExercise TestCoronary DiseaseElectrocardiographyCoronary VasospasmOxyfedrineCoronary Artery DiseaseMyocardial IschemiaIsosorbide DinitrateErgonovineCoronary VesselsRisk FactorsAmino AlcoholsFollow-Up StudiesProspective StudiesAdrenergic beta-AntagonistsChest PainAngioplasty, Balloon, CoronaryNifedipinePhysical ExertionMetoprololAtherectomy, CoronaryPropranololDouble-Blind MethodMyocardial RevascularizationAcetanilidesCineangiographyTreatment OutcomePractololAcute Coronary SyndromeHeart RateTime FactorsPrognosisClinical Trials as TopicAngiocardiographyBiological MarkersCoronary Artery BypassOxprenololPhonocardiographyCoronary CirculationNicorandilElectrocardiography, AmbulatoryGenetic VariationVasodilator AgentsSympatholyticsPlaque, AtheroscleroticLudwig's AnginaAtenololPropiophenonesCalcium Channel BlockersVerapamilUltrasonography, InterventionalBlood PressureCase-Control StudiesC-Reactive ProteinDelivery of Health CareSeverity of Illness IndexCoronary StenosisPlacebosHealth PersonnelPredictive Value of TestsSpinal Cord StimulationChronic DiseaseCardiovascular AgentsPropanolaminesRecurrenceFibrinolysisHemodynamicsRetrospective StudiesLaser TherapyTroponin TCardiac CatheterizationElectric Stimulation TherapyLabetalolCollateral CirculationHeartRegression AnalysisCoronary ThrombosisNeopterinExercise ToleranceCohort StudiesDrug Therapy, CombinationIncidenceQuestionnairesChi-Square DistributionDiagnostic Techniques, CardiovascularPindololTrimetazidineDelayed-Action PreparationsRisk AssessmentMultivariate AnalysisDiltiazem