title: Attenuation in the chest wall of 20 keV x-rays from an inhaled radioactive aerosol.
mesh_terms: D000328:Adult; D000336:Aerosols; D001827:Body Height; D001835:Body Weight; D002857:Chromium / Q000378:metabolism; D002859:Chromium Isotopes; D002986:Clinical Trials as Topic; D006801:Humans; D008297:Male; D008875:Middle Aged; D010165:Palladium / Q000378:metabolism; D011830:Radiation Effects; D012138:Respiratory Therapy; D013223:Statistics as Topic; D013909:Thorax / Q000528:radiation effects*
chemical_list: D000336:Aerosols; D002859:Chromium Isotopes; D002857:Chromium; D010165:Palladium