title: Feasibility of determining total-body calcium in animals and humans by measuring  37 Ar in expired air after neutron irradiation.
mesh_terms: D000201:Activation Analysis; D000818:Animals; D001128:Argon / Q000032:analysis*; D001842:Bone and Bones / Q000032:analysis*; D002118:Calcium / Q000032:analysis*; D004285:Dogs; D005214:Fast Neutrons; D011868:Radioisotopes / Q000032:analysis*; D051381:Rats
chemical_list: D011868:Radioisotopes; D001128:Argon; D002118:Calcium