title: Spurious conclusions on analog free thyroxine assay performance.
authors: John E M
authors: JE
authors: Midgley
mesh_terms: D006801:Humans; D007118:Immunoassay; D011485:Protein Binding; D013974:Thyroxine / Q000097:blood*; D013975:Thyroxine-Binding Proteins / Q000032:analysis* / Q000378:metabolism
chemical_list: D013975:Thyroxine-Binding Proteins; D013974:Thyroxine