Brachial ArteryRadial ArteryArteriesVasodilationForearmRegional Blood FlowEndothelium, VascularNitroglycerinHyperemiaCarotid ArteriesFemoral ArteryPulmonary ArteryRadial NerveBlood Flow VelocityVasodilator AgentsUlnar ArteryCerebral ArteriesRenal ArteryMesenteric ArteriesAxillary ArteryCarotid Artery, CommonBasilar ArteryUltrasonography, DopplerBlood PressureSubclavian ArteryCoronary Artery BypassUltrasonography, Doppler, PulsedMammary ArteriesIliac ArteryVertebral ArteryCompliancePlethysmographyCarotid Artery DiseasesCarotid Artery, InternalRadial NeuropathyArmPulsatile FlowCatheterization, PeripheralCoronary VesselsVasoconstrictionSplenic ArteryAngiographyTime FactorsKeratotomy, Radialomega-N-MethylarginineHepatic ArteryArteriovenous Shunt, SurgicalTreatment OutcomeNitroprussideCross-Over StudiesInfusions, Intra-ArterialDilatation, PathologicPopliteal ArteryArterial Occlusive DiseasesCoronary AngiographyCeliac ArteryVascular ResistanceHemodynamicsNitric OxideOphthalmic ArteryMesenteric Artery, SuperiorThoracic ArteriesRisk FactorsVascular PatencyVascular DiseasesMiddle Cerebral ArteryUmbilical ArteriesCoronary DiseasePulseRenal Artery ObstructionAneurysmProspective StudiesMuscle, Smooth, VascularLaser-Doppler FlowmetryTemporal ArteriesReference ValuesAtherosclerosisHeart RateTunica MediaAneurysm, FalseVeinsBronchial ArteriesInjections, Intra-ArterialExerciseElasticityFollow-Up StudiesCrutchesAcetylcholineDouble-Blind MethodVasoconstrictor AgentsAnalysis of VarianceHand StrengthBlood Pressure DeterminationAdministration, SublingualCardiovascular DiseasesVasomotor SystemStentsHypertensionUterine ArteryHemorheology