title: [Serum thyroxine determination using competitive protein binding analysis without extraction procedure. Experimental and clinical studies of Tetrasorb E kit].
mesh_terms: D001667:Binding, Competitive; D006801:Humans; D007457:Iodine Radioisotopes; D011869:Radioligand Assay / Q000379:methods*; D013974:Thyroxine / Q000097:blood*; D013975:Thyroxine-Binding Proteins
chemical_list: D007457:Iodine Radioisotopes; D013975:Thyroxine-Binding Proteins; D013974:Thyroxine