1. Department of Paediatrics; University of Turin; Turin Italy
2. Department of Paediatrics; IRCCS Istituto Giannina Gaslini; Genoa Italy
3. Department of Paediatrics; Scientific Institute Hospital San Raffaele; Vita-Salute University; Milan Italy
4. Regional Center for Paediatric Diabetes; University of Verona; Verona Italy
5. Regional Center for Diabetes in Children and Adolescents; AOU Salesi Hospital; Ancona Italy
6. Unit of Paediatric Diabetes; Brotzu Hospital; Cagliari Italy
7. Regional Center for Paediatric Diabetes Second University of Naples; Naples Italy
8. Department of Paediatric Sciences; University of Messina; Messina Italy
9. Endocrinology and Diabetes Unit; University Department of Paediatric Medicine; Bambino Gesù Children's Hospital; Rome Italy
10. Juvenile Diabetes Center; Anna Meyer Children's Hospital; Florence Italy
11. Center of Paediatric Diabetology; University of Chieti; Chieti Italy
12. Department of Paediatrics; S. Orsola-Malpighi Hospital; Bologna Italy
13. Epidemiology and Biostatistics Unit; Istituto Giannina Gaslini; Genoa Italy
14. Department of Paediatrics; Azienda Ospedaliera; University of Milan; Milan Italy