title: Some problems in the estimation of localized activity.
mesh_terms: D006801:Humans; D007272:Injections, Intralymphatic; D007457:Iodine Radioisotopes; D007459:Iodized Oil; D008168:Lung; D008198:Lymph Nodes; D008722:Methods; D011874:Radiometry / Q000295:instrumentation; D011877:Radionuclide Imaging
chemical_list: D007457:Iodine Radioisotopes; D007459:Iodized Oil