title: Serum free thyroxine: calculated and measured values.
mesh_terms: D005260:Female; D006801:Humans; D011247:Pregnancy; D012016:Reference Values; D013974:Thyroxine / Q000097:blood*; D013975:Thyroxine-Binding Proteins / Q000032:analysis*
chemical_list: D013975:Thyroxine-Binding Proteins; D013974:Thyroxine