title: A new radioimmunoassay method for serum triiodothyronine using sephadex G25 column.
mesh_terms: D000818:Animals; D003429:Cross Reactions; D006801:Humans; D006980:Hyperthyroidism / Q000097:blood; D007037:Hypothyroidism / Q000097:blood; D007106:Immune Sera; D007457:Iodine Radioisotopes; D008722:Methods; D011817:Rabbits / Q000276:immunology; D011863:Radioimmunoassay / Q000295:instrumentation*; D014284:Triiodothyronine / Q000097:blood*
chemical_list: D007106:Immune Sera; D007457:Iodine Radioisotopes; D014284:Triiodothyronine