1. Hannover Medical School, Medical Psychology, Hannover, Germany
2. Sana Hospital Group Berlin-Brandenburg, Social-Pediatric Centre Lichtenberg, Berlin, Germany
3. Children’s Hospital AUF DER BULT, Diabetes-Centre for Children and Adolescents, Hannover, Germany
4. Catholic Children’s Hospital Wilhelmstift, Hamburg, Germany
5. Bielefeld University, University Clinic for Pediatrics, Evang. Klinikum Bethel, Bielefeld, Germany
6. University Clinic Ruhr-University Bochum, University Children’s Hospital, Bochum, Germany
7. Leopoldina-Hospital Schweinfurt, Clinic for Pediatrics, Schweinfurt, Germany
8. Eberhard Karls University Tübingen, Pediatric Endocrinology and Diabetes, Tübingen, Germany
9. Elisabeth-Hospital-Essen, Pediatrics, Essen, Germany
10. Diabetes Clinic for Children and Adolescents Münster, Münster, Germany