Angina PectorisAngina, UnstableAngina Pectoris, VariantAngina, StableNitroglycerinCounterpulsationCoronary AngiographyMicrovascular AnginaMyocardial InfarctionExercise TestCoronary DiseaseElectrocardiographyOxyfedrineCoronary VasospasmCoronary Artery DiseaseMyocardial IschemiaIsosorbide DinitrateErgonovineCoronary VesselsAmino AlcoholsFollow-Up StudiesAdrenergic beta-AntagonistsProspective StudiesRisk FactorsChest PainAngioplasty, Balloon, CoronaryNifedipinePhysical ExertionMetoprololAtherectomy, CoronaryPropranololAcetanilidesMyocardial RevascularizationDouble-Blind MethodCineangiographyTreatment OutcomePractololHeart RateAcute Coronary SyndromeAngiocardiographyPrognosisBiological MarkersCoronary Artery BypassOxprenololPhonocardiographyClinical Trials as TopicCoronary CirculationTime FactorsElectrocardiography, AmbulatoryNicorandilVasodilator AgentsSympatholyticsPlaque, AtheroscleroticLudwig's AnginaPropiophenonesAtenololCalcium Channel BlockersUltrasonography, InterventionalVerapamilSeverity of Illness IndexBlood PressurePlacebosC-Reactive ProteinCoronary StenosisSpinal Cord StimulationPredictive Value of TestsRecurrencePropanolaminesCardiovascular AgentsLaser TherapyHemodynamicsFibrinolysisTroponin TElectric Stimulation TherapyCardiac CatheterizationChronic DiseaseLabetalolCollateral CirculationExercise ToleranceNeopterinCoronary ThrombosisHeartDrug Therapy, CombinationDelayed-Action PreparationsTrimetazidinePindololDiltiazemEye ManifestationsRegression AnalysisRetrospective StudiesDiagnostic Techniques, CardiovascularCase-Control StudiesStentsChi-Square DistributionPrenylamineIndoraminDeath, SuddenIncidenceStroke VolumeFibrinogen