1. Division of Pediatric Endocrinology Hospital Sant Joan de Déu Barcelona Spain
2. Division of Pediatric Diabetology, Department of Women's and Children's Health, G. Salesi Children's Hospital Azienda Ospedaliero ‐ Universitaria Ospedali Riuniti Ancona Italy
3. Department of Pediatrics University of Campania Luigi Vanvitelli Naples Italy
4. Endocrinology and Diabetes Unit Bambino Gesù Hospital Rome Italy
5. Department of Pediatrics, Tongji Hospital, Tongji Medical College Huazhong University of Science and Technology Wuhan China
6. Division of Endocrinology, Department of Pediatrics Stanford University Stanford California USA