Magnetic Resonance ImagingKnee JointCartilage, ArticularMagnetic Resonance SpectroscopyMenisci, TibialGadolinium DTPAImage Processing, Computer-AssistedOsteoarthritis, KneeBrainImaging, Three-DimensionalMagnetic Resonance AngiographyMagnetic Resonance Imaging, CineContrast MediaDiffusion Magnetic Resonance ImagingNuclear Magnetic Resonance, BiomolecularGadoliniumBrain MappingSurface Plasmon ResonanceImage Interpretation, Computer-AssistedImage EnhancementElectron Spin Resonance SpectroscopyMagnetic Resonance Imaging, InterventionalReproducibility of ResultsFluorescence Resonance Energy TransferSensitivity and SpecificityTomography, X-Ray ComputedCholangiopancreatography, Magnetic ResonanceProtonsOxygenPredictive Value of TestsCreatinePhosphocreatineFunctional LateralityTime FactorsBrain DiseasesOrganometallic CompoundsEcho-Planar ImagingCerebral CortexMagnetite NanoparticlesDiagnostic ImagingCholineAspartic AcidAlgorithmsAtrophyFrontal LobeFerrosoferric OxideTemporal LobeBrain NeoplasmsGyrus CinguliProspective StudiesArtifactsPhotic StimulationObserver VariationNeuropsychological TestsCarbon IsotopesPhantoms, ImagingFluorinePhosphorusSpin LabelsTreatment OutcomeParietal LobePrefrontal CortexProtein ConformationFeasibility StudiesMagnetics