Deciphering diagnostic studies: thyroid function tests.
D006801:Humans; D013959:Thyroid Diseases / Q000097:blood; D013960:Thyroid Function Tests / Q000379:methods*; D013974:Thyroxine / Q000097:blood; D014284:Triiodothyronine / Q000097:blood
D014284:Triiodothyronine; D013974:Thyroxine