1. Department of Pediatrics University Children's Hospital Augsburg Augsburg Germany
2. Institute of Epidemiology and Medical Biometry, ZIBMT, University of Ulm, Ulm, Germany; German Centre for Diabetes Research (DZD) Neuherberg Germany
3. Pediatric Endocrinology and Diabetology, iSPZ, Haunersche Kinderklinik Ludwig‐Maximilians‐University Munich Germany
4. Department of Pediatrics University Hospital Magdeburg Magdeburg Germany
5. Department of Pediatrics Sana Hospital Lichtenberg Berlin Germany
6. Department of Pediatrics Kinderkliniken Prinzessin Margaret Darmstadt Germany
7. Department of Pediatrics Klinikum Bremen Nord Bremen Germany
8. Diabetes Centre for Children and Adolescents Children's Hospital Auf der Bult Hannover Germany
9. Department of Pediatrics University of Cologne, Faculty of Medicine and University Hospital Cologne Cologne Germany
10. Department of Pediatrics University Hospital St. Josef Bochum Bochum Germany