title: Experience with further mechanization of Walthers' T 3  sephadex uptake ratio method.
mesh_terms: D003365:Costs and Cost Analysis; D005189:False Positive Reactions; D006801:Humans; D007456:Iodine Isotopes; D013960:Thyroid Function Tests / Q000295:instrumentation*; D014284:Triiodothyronine
chemical_list: D007456:Iodine Isotopes; D014284:Triiodothyronine