title: Fading of LiF-Teflon dosimeters used in identification badges.
mesh_terms: D005459:Fluorides; D008094:Lithium; D011138:Polytetrafluoroethylene; D013819:Thermoluminescent Dosimetry / Q000295:instrumentation*
chemical_list: D011138:Polytetrafluoroethylene; D008094:Lithium; D005459:Fluorides