1. Department of Women's and Children's Health, Azienda Ospedaliero-Universitaria delle Marche, Ospedali Riuniti di Ancona, “G. Salesi Hospital,” Ancona, Italy.
2. Paediatric Unit, IRCCS Azienda Ospedaliero-Universitaria di Bologna, Bologna, Italy.
3. Department of Paediatrics, Diabetes Research Institute, IRCCS San Raffaele, Milano, Italy.
4. Division of Paediatrics, Department of Health Sciences, University of Piemonte Orientale, Novara, Italy.
5. Paediatric Diabetes, Endocrinology and Nutrition, Paediatric Unit, ASST Cremona, Ospedale Maggiore, Cremona, Italy.