1. From Endocrinology and Metabolic Diseases, Policlinico Gemelli, Catholic University of the Sacred Heart, Rome, Italy; the
2. Metabolism and Diabetes Unit, ASL Tourin 5, Ospedale Maggiore, Chieri, Italy; the
3. Department of Clinical and Experimental Medicine, Federico II University of Naples, Naples, Italy; the
4. Ligurian Health Agency, Genoa, Italy; the
5. Department of Internal Medicine, University of Turin, Turin, Italy; the
6. Diabetic Foot Unit, Orthopaedic and Trauma Center, Turin, Italy; and
7. Endocrinology and Metabolism, Department of Internal Medicine, Fatebenefratelli Hospital, University of Rome Tor Vergata, Rome, Italy