title: Results of a comparative study on insulin radioimmunoassay in 36 Italian laboratories.
mesh_terms: D006801:Humans; D007328:Insulin / Q000097:blood*; D007558:Italy; D007753:Laboratories / Q000592:standards*; D011786:Quality Control; D011863:Radioimmunoassay / Q000592:standards*
chemical_list: D007328:Insulin