title: [Letter: Progress in thyroid function testing. Radiologic determination of thyroxine (T4-R)].
mesh_terms: D006801:Humans; D006980:Hyperthyroidism / Q000175:diagnosis*; D007037:Hypothyroidism / Q000175:diagnosis*; D011863:Radioimmunoassay; D013960:Thyroid Function Tests / Q000379:methods*; D013974:Thyroxine / Q000097:blood*
chemical_list: D013974:Thyroxine
vernacular_title: Progrès en exploration fonctionnelle thyroïdienne. Dosage radio-immunologique de la thyroxine (T4-R)