title: The effect of light exposure on the optical density of irradiated clear polymethylmethacrylate.
mesh_terms: D000180:Acrylic Resins / Q000528:radiation effects*; D003720:Densitometry; D008027:Light; D011829:Radiation Dosage; D011830:Radiation Effects; D013053:Spectrophotometry; D013057:Spectrum Analysis
chemical_list: D000180:Acrylic Resins