title: Attenuation of 13-20 keV photons in tissue substitutes and their validity for calibration purposes in the assessment of plutonium in lungs.
mesh_terms: D001822:Body Burden; D004601:Elementary Particles; D006801:Humans; D008168:Lung / Q000032:analysis* / Q000528:radiation effects; D008961:Models, Structural; D011005:Plutonium / Q000032:analysis*; D011874:Radiometry / Q000592:standards; D014965:X-Rays
chemical_list: D011005:Plutonium