LutetiumGadoliniumSilicatesGadolinium DTPAPhotosensitizing AgentsTomography Scanners, X-Ray ComputedPhantoms, ImagingPhotochemotherapyContrast MediaPositron-Emission TomographyEquipment DesignNephrogenic Fibrosing DermopathyMagnetic Resonance ImagingMagnetic Resonance Imaging, CineOrganometallic CompoundsMeglumine