Spectroscopy, Near-InfraredSpectrophotometryProsthesis ColoringInfrared RaysColorMagnetic Resonance SpectroscopySpectrophotometry, InfraredSpectrophotometry, AtomicColorimetrySpectroscopy, Fourier Transform InfraredSpectrophotometry, UltravioletOxyhemoglobinsSulfhemoglobinOptical ImagingDental PolishingTooth Bleaching AgentsMaterials TestingCalibrationCalycanthaceaeHemoglobinsSpectrometry, FluorescenceDental Prosthesis DesignImmersionDental MaterialsSpectrum AnalysisTooth DiscolorationCrownsYtterbiumLightColoring AgentsTooth BleachingAutoanalysisThuliumTemperatureNephelometry and TurbidimetryComposite ResinsSurface PropertiesMethemoglobinMetals, HeavyTympanic Membrane PerforationIndocyanine GreenWaterAluminum SilicatesTime FactorsSaliva, ArtificialElectron Spin Resonance SpectroscopySpectrum Analysis, RamanTrace ElementsReproducibility of ResultsPhotometryKineticsHydrogen-Ion ConcentrationPhototherapySolutionsOximetryOxygenCaloric TestsAcrylic ResinsZincFluorescent DyesLecithinsTomography, OpticalCoffeeMetals, Rare EarthCarbocyaninesLasersNanoshellsCopperComputersNanocompositesSensitivity and SpecificityDiagnostic ImagingNuclear Magnetic Resonance, BiomolecularCircular DichroismFluorescenceRadiation, NonionizingLeast-Squares AnalysisOxidation-ReductionBlood Volume DeterminationGoldCerebrovascular CirculationSemiconductorsNystagmus, PhysiologicPowdersProtein ConformationChromatography, High Pressure LiquidOptics and PhotonicsBlood VolumeProtein Structure, SecondaryEquipment Failure AnalysisEquipment DesignMolecular ImagingLeadModels, MolecularIndicators and ReagentsScattering, RadiationBrainPhotoelectron SpectroscopyMethodsX-Ray Absorption Spectroscopy