1. Department of Pediatrics S. Orsola‐Malpighi Hospital, University of Bologna Bologna Italy
2. Diabetic Retinopathy Centre, Department of Medical Sciences University of Turin Turin Italy
3. Department of Pediatrics IRCCS Gaslini Children's Hospital, University of Genoa Genoa Italy
4. Department of Pediatrics University of Chieti Chieti Italy
5. Pediatric Unit S. Chiara Hospital Trento Italy
6. Meyer Pediatric Institute, University of Firenze Florence Italy
7. Pediatric Clinic Insubria University Varese Italy
8. Endocrinology and Diabetes Palidoro Unit, University Department of Pediatric Medicine Bambino Gesù Children's Hospital, IRCCS Rome Italy