Diffusion Magnetic Resonance ImagingMagnetic Resonance ImagingDiffusionDiffusion Tensor ImagingImage Processing, Computer-AssistedBrainMagnetic Resonance SpectroscopyMagnetic Resonance AngiographyMagnetic Resonance Imaging, CineContrast MediaGadolinium DTPABrain MappingNuclear Magnetic Resonance, BiomolecularImage Interpretation, Computer-AssistedGadoliniumImage EnhancementAnisotropyReproducibility of ResultsImaging, Three-DimensionalSurface Plasmon ResonanceSensitivity and SpecificityElectron Spin Resonance SpectroscopyFacilitated DiffusionFluorescence Resonance Energy TransferMagnetic Resonance Imaging, InterventionalTime FactorsAlgorithmsOxygenTomography, X-Ray ComputedProtonsNerve Fibers, Myelinated