1. 1International Center for T1D, Pediatric Clinical Research Center Romeo ed Enrica Invernizzi, Dipartimento di Scienze Biomediche e Cliniche L. Sacco, Università di Milano, Milan, Italy
2. 2Division of Endocrinology, ASST Fatebenefratelli Sacco, Milan, Italy
3. 3Nephrology and Dialysis Unit, ASST Fatebenefratelli Sacco, and Dipartimento di Scienze Biomediche e Cliniche L. Sacco, Università di Milano, Milan, Italy
4. 4Diagnostic Services, Clinical Microbiology, Virology and Bioemergence Diagnostics, ASST Fatebenefratelli Sacco, and Dipartimento di Scienze Biomediche e Cliniche L. Sacco, Università di Milano, Milan, Italy
5. 5Pediatric Department, Buzzi Children’s Hospital, and Dipartimento di Scienze Biomediche e Cliniche L. Sacco, Università di Milano, Milan, Italy
6. 6Department of Infectious Diseases, ASST Fatebenefratelli Sacco, and Dipartimento di Scienze Biomediche e Cliniche L. Sacco, Università di Milano, Milan, Italy
7. 7Metabolic Diseases and Diabetes, Multimedica IRCCS, Sesto San Giovanni, Milan, Italy
8. 8Endocrinology and Metabolism, Department of Health Science, Università di Milano, ASST Santi Paolo e Carlo, Milan, Italy
9. 9Nephrology Division, Boston Children’s Hospital, Harvard Medical School, Boston, MA