[1] “La Sapienza” University,Department of Clinical and Molecular Medicine
[2] University of Pisa,Department of Clinical and Experimental Medicine
[3] University of Verona,Division of Endocrinology and Metabolic Diseases
[4] Fondazione IRCCS “Cà Granda – Ospedale Maggiore Policlinico”,Endocrinology and Diabetes Unit, Department of Medical Sciences
[5] San Raffaele Scientific Institute,Complications of Diabetes Unit, Division of Metabolic and Cardiovascular Sciences
[6] University of Siena,Diabetes Unit, Department of Internal Medicine, Endocrine and Metabolic Sciences and Biochemistry
[7] University of Turin,Department of Internal Medicine
[8] University of Turin,Unit of Internal Medicine, Department of Clinical and Biological Sciences
[9] University of Foggia,Unit of Endocrinology and Metabolic Diseases, Department of Medical Sciences
[10] Hospital of Bergamo,Diabetes Unit
[11] University of Padua,Department of Clinical and Experimental Medicine