title: Evaluation of external monitoring versus urine assay for determining post-therapy body retention of 131I.
mesh_terms: D006801:Humans; D007457:Iodine Radioisotopes / Q000032:analysis* / Q000378:metabolism / Q000627:therapeutic use / Q000652:urine; D008657:Metabolic Clearance Rate; D011834:Radiation Monitoring / Q000379:methods
chemical_list: D007457:Iodine Radioisotopes