1. Department of Clinical and Experimental Medicine (C.B., R.M., S.D.P.), Section of Diabetes and Metabolic Diseases, University of Pisa, 56124 Pisa, Italy;
2. Department of Biomedical and Surgical Sciences (M.T., R.C.B.), Section of Endocrinology and Metabolic Diseases, University of Verona, 37134 Verona, Italy;
3. Department of Emergency and Organ Transplantation (F.G.), Section on Internal Medicine, Endocrinology and Metabolic Diseases, University of Bari, 70124 Bari, Italy;
4. Diabetes Center (S.F.), Department of Internal Medicine, University of Rome Tor Vergata, 00133 Rome, Italy;
5. Division of Endocrinology (E.F.), Polytechnic University of Marche, 60121 Ancona, Italy;
6. Clinical Dietetics (G.M.), Alma Mater Studiorum University of Bologna, 40126 Bologna, Italy;
7. Section of Diabetes and Metabolic Diseases (M.A.D.), Ss Giacomo e Cristoforo Hospital, 54100 Massa, Italy;
8. Diabetes Unit (F.C.), Department of Clinical Biological Sciences, University of Turin, 10043 Turin, Italy;
9. Department of Clinic and Medical Therapy (G.C.), ” 00161 Rome, Italy
10. Department of Clinical Sciences (F.L.), University of Rome “La Sapienza,” 00161 Rome, Italy