1. Pediatric Endocrine and Diabetes Unit, Department of PediatricsUniversity Hospitals of Geneva Geneva Switzerland
2. Diabetes Center of the Faculty of MedicineUniversity of Geneva Geneva Switzerland
3. Division of Pediatric Endocrinology and DiabetologyUniversity Children's Hospital Zurich Switzerland
4. Department of Genetic Medicine and Development, Faculty of MedicineUniversity of Geneva Geneva Switzerland
5. Department of Genetic Medicine and LaboratoryUniversity Hospitals of Geneva Geneva Switzerland
6. Children's Research CenterUniversity Children's Hospital Zurich Switzerland
7. Department of Medicine—Service of Endocrinology, Diabetes and MetabolismUniversity Hospitals of Lausanne Lausanne Switzerland