title: Interlaboratory and intralaboratory comparison of T 3 -uptake methodology.
mesh_terms: D006801:Humans; D006980:Hyperthyroidism / Q000097:blood; D007037:Hypothyroidism / Q000097:blood; D007457:Iodine Radioisotopes; D007475:Ion Exchange Resins; D008722:Methods; D013696:Temperature; D013960:Thyroid Function Tests; D013997:Time Factors; D014284:Triiodothyronine / Q000378:metabolism*
chemical_list: D007457:Iodine Radioisotopes; D007475:Ion Exchange Resins; D014284:Triiodothyronine