EuropiumLutetiumLanthanumSilicatesFluoroimmunoassayPhotosensitizing AgentsLuminescenceMetals, Rare EarthTomography Scanners, X-Ray ComputedPhotochemotherapyPhantoms, ImagingSamariumPositron-Emission TomographyYtterbiumLuminescent AgentsTerbiumLanthanoid Series ElementsHyperphosphatemiaStreptavidinEquipment DesignPhenanthrolinesStearatesAmmonium HydroxideChelating AgentsFluorometryOrganometallic CompoundsCoordination ComplexesHeterocyclic Compounds, 1-RingThenoyltrifluoroacetone