title: Letter: Thyroid-function tests in diphenylhydantoin-treated patients.
mesh_terms: D004912:Erythrocytes / Q000378:metabolism; D006801:Humans; D010672:Phenytoin / Q000627:therapeutic use*; D013960:Thyroid Function Tests; D013972:Thyrotropin / Q000097:blood; D013974:Thyroxine / Q000097:blood; D013975:Thyroxine-Binding Proteins / Q000378:metabolism; D014284:Triiodothyronine / Q000097:blood
chemical_list: D013975:Thyroxine-Binding Proteins; D014284:Triiodothyronine; D010672:Phenytoin; D013972:Thyrotropin; D013974:Thyroxine