Ernesto Maddaloni1, Paolo Pozzilli2,3. 1. Department of Medicine, Unit of Endocrinology and Diabetes, Campus Bio-Medico University of Rome, Rome, Italy. 2. Department of Medicine, Unit of Endocrinology and Diabetes, Campus Bio-Medico University of Rome, Rome, Italy. p.pozzilli@unicampus.it. 3. Centre of Diabetes, Blizard Institute, Barts and The London School of Medicine, Queen Mary University of London, London, UK. p.pozzilli@unicampus.it.