title: Analogue free thyroxine assay as clinical tool.
mesh_terms: D006801:Humans; D011933:Reagent Kits, Diagnostic / Q000592:standards; D013960:Thyroid Function Tests / Q000379:methods*; D013974:Thyroxine / Q000031:analogs & derivatives* / Q000032:analysis
chemical_list: D011933:Reagent Kits, Diagnostic; D013974:Thyroxine