Commercial radioimmunoassay for free thyroxine.
D000510:Alpha-Globulins / Q000032:analysis; D006801:Humans; D011863:Radioimmunoassay / Q000379:methods / Q000592:standards*; D013960:Thyroid Function Tests / Q000379:methods*; D013974:Thyroxine / Q000097:blood*; D013975:Thyroxine-Binding Proteins / Q000032:analysis
D000510:Alpha-Globulins; D013975:Thyroxine-Binding Proteins; D013974:Thyroxine