title: Personnel exposure from an unshielded pulmonary ventilation system.
mesh_terms: D004781:Environmental Exposure; D006801:Humans; D010564:Personnel, Hospital; D012129:Respiratory Function Tests / Q000379:methods; D013819:Thermoluminescent Dosimetry; D014980:Xenon Radioisotopes / Q000032:analysis*
chemical_list: D014980:Xenon Radioisotopes