Diffusion Magnetic Resonance ImagingMagnetic Resonance ImagingDiffusionDiffusion Tensor ImagingImage Processing, Computer-AssistedBrainMagnetic Resonance SpectroscopyMagnetic Resonance AngiographyMagnetic Resonance Imaging, CineContrast MediaGadolinium DTPABrain MappingImage Interpretation, Computer-AssistedNuclear Magnetic Resonance, BiomolecularGadoliniumImage EnhancementAnisotropyReproducibility of ResultsImaging, Three-DimensionalSurface Plasmon ResonanceSensitivity and SpecificityFacilitated DiffusionElectron Spin Resonance SpectroscopyFluorescence Resonance Energy TransferMagnetic Resonance Imaging, InterventionalTomography, X-Ray ComputedOxygenAlgorithmsNerve Fibers, MyelinatedProtons