title: Comments on T4 level in patients treated with D--thyroxine.
mesh_terms: D003918:Dextrothyroxine / Q000627:therapeutic use*; D006801:Humans; D007037:Hypothyroidism / Q000188:drug therapy*; D011863:Radioimmunoassay; D013974:Thyroxine / Q000097:blood*
chemical_list: D003918:Dextrothyroxine; D013974:Thyroxine