title: A technique for locating radioactive materials in the small intestine.
mesh_terms: D000818:Animals; D001345:Autoradiography / Q000379:methods*; D004386:Duodenum; D007421:Intestine, Small / Q000032:analysis*; D051381:Rats; D012119:Respiration; D013997:Time Factors; D014501:Uranium / Q000032:analysis*
chemical_list: D014501:Uranium