Diffusion Magnetic Resonance ImagingMagnetic Resonance SpectroscopyMagnetic Resonance ImagingDiffusionDiffusion Tensor ImagingBrainImage Processing, Computer-AssistedImage EnhancementCreatineMagneticsProtonsPhosphocreatineAspartic AcidMultiple SclerosisCholineImage Interpretation, Computer-AssistedNuclear Magnetic Resonance, BiomolecularElectron Spin Resonance SpectroscopyContrast MediaNerve Fibers, MyelinatedMultiple Sclerosis, Relapsing-RemittingSensitivity and SpecificityPhosphorus IsotopesGadoliniumReproducibility of ResultsMagnetic Resonance AngiographyPhantoms, ImagingPhosphorusInositolLupus Vasculitis, Central Nervous SystemGadolinium DTPAAlgorithmsMagnetic PhenomenaImaging, Three-DimensionalCarbon IsotopesReference ValuesDemyelinating DiseasesBrain DiseasesAtrophyHydrogenEcho-Planar ImagingAnisotropyBrain MappingOccipital LobeCorpus CallosumEnergy MetabolismMagnetometryMagnetic Resonance Imaging, CineFluorineHydrogen-Ion ConcentrationWaterMagnetic FieldsArtifactsMultiple Sclerosis, Chronic ProgressiveAdenosine TriphosphatePhosphatesBrain EdemaKineticsBrain NeoplasmsTuberculoma, IntracranialGlutamineBrain ChemistryLactic AcidCerebral CortexGlutamic AcidIridiumSpectrum AnalysisSpin LabelsOrganometallic CompoundsSpectroscopy, Near-InfraredProtein ConformationCreatine KinaseModels, MolecularComputer SimulationTime FactorsPentetic AcidHepatic EncephalopathyEncephalomyelitis, Acute DisseminatedMegluminePhosphorylcholineDeuteriumMolecular Sequence DataNitrogen IsotopesSpectrophotometry, InfraredMuscle, SkeletalMyelin SheathNeuropsychological TestsOxygenCerebrospinal FluidSolutionsPredictive Value of TestsCerebral VentriclesOptic NeuritisOxidation-ReductionFourier AnalysisTemporal LobeCircular DichroismFerric CompoundsCerebrovascular CirculationSurface Plasmon Resonance