Magnetic Resonance SpectroscopyMagnetic Resonance ImagingCreatinePhosphocreatineCholineAspartic AcidProtonsElectron Spin Resonance SpectroscopyNuclear Magnetic Resonance, BiomolecularBrainPhosphorusInositolPhosphorus IsotopesMagnetic Resonance AngiographyCarbon IsotopesEnergy MetabolismFluorinePhosphatesMagnetic Resonance Imaging, CineGlutamineHydrogen-Ion ConcentrationBrain ChemistryLactic AcidGlutamic AcidSpectroscopy, Near-InfraredSensitivity and SpecificityDiffusion Magnetic Resonance ImagingReproducibility of ResultsSpectrum AnalysisPhosphorylcholineContrast MediaProtein ConformationModels, MolecularAdenosine TriphosphateHydrogenSpectrophotometry, InfraredMuscle, SkeletalTime FactorsImage Processing, Computer-AssistedSurface Plasmon ResonanceOxygenMolecular Sequence DataSolutionsMass SpectrometryBrain MappingDeuteriumBrain NeoplasmsGlycerylphosphorylcholineLactatesMetabolomicsBrain DiseasesCarbohydrate SequenceSpin LabelsKineticsProtein Structure, SecondaryCircular DichroismSpectrum Analysis, RamanGyrus CinguliWaterMolecular StructureOccipital LobeGadolinium DTPAAmino Acid SequenceNeurochemistryPredictive Value of TestsReference ValuesMolecular ConformationGadoliniumAlgorithmsOxidation-ReductionMetabolomeImaging, Three-DimensionalCarbohydrate ConformationChromatography, High Pressure LiquidChemistryImage Interpretation, Computer-AssistedChemical PhenomenaGlucoseImage EnhancementTomography, X-Ray ComputedFrontal LobeProtein BindingLiverSpectrometry, Mass, Fast Atom BombardmentNitrogen IsotopesBinding SitesMyocardiumTemperatureGlycolysisFourier AnalysisSpectrometry, FluorescenceBiological MarkersCase-Control StudiesChromatography, Thin LayerCerebral CortexAnalysis of VarianceLipidsDeuterium OxideModels, ChemicalGlutarates