X-Ray Intensifying ScreensTritiumRadiography, Dental, DigitalX-Ray FilmRadiographic Image EnhancementRadiography, DentalEuropiumBenperidolRadiography, BitewingEquipment ReuseScintillation CountingLuminescenceSemiconductorsErbiumFood Contamination, RadioactiveLuminescent MeasurementsRadiography, PanoramicTamaricaceaeTooth RootRadiometryMandiblePhantoms, ImagingAutoradiographyRadiation DosageCone-Beam Computed TomographyEquipment Failure AnalysisIsotope LabelingRadioactive PollutantsArtifactsHydrologyBorohydridesRadioisotope Dilution TechniqueWater Pollution, RadioactiveDental CariesEquipment DesignWater Pollutants, RadioactiveObserver VariationNuclear Power PlantsNorepinephrineVas DeferensReproducibility of ResultsDeuteriumSoil Pollutants, RadioactiveImage Processing, Computer-AssistedTime FactorsCarbon RadioisotopesElectric StimulationChromatography, Thin LayerNuclear ReactorsSensitivity and SpecificityKineticsCholestanesYohimbineGroundwaterKetosteroidsCrotonatesStereoisomerismAutoreceptorsPropionibacteriumMethodsBeta ParticlesReceptors, Adrenergic, alphaUracilThymidinePhenoxybenzamineNicardipineBody Fluid CompartmentsDiltiazemReceptors, Adrenergic, alpha-2Body WaterDesipramineAdrenergic alpha-AntagonistsCobalt RadioisotopesAdrenergic FibersReceptors, AdrenergicOxygen IsotopesChemistryChemical PhenomenaLiverPoly URats, Inbred StrainsEnvironmental MonitoringSaphenous VeinGuinea PigsTetrodotoxinClonidinePyridoxal PhosphateOxidation-ReductionMass SpectrometryMuscle Contraction