title: Imprecision of the Stratus immunoassay system for free thyroxin underestimated.
authors: L
authors: L
authors: Hildebrandt
authors: G H
authors: GH
authors: White
mesh_terms: D001322:Autoanalysis; D006801:Humans; D007118:Immunoassay / Q000379:methods*; D011786:Quality Control; D013974:Thyroxine / Q000097:blood*
chemical_list: D013974:Thyroxine