1. Diabetes Centre for Children and Adolescents; Children's Hospital auf der Bult; Hannover Germany
2. Department of Pediatrics, The Children's Hospital and Barbara Davis Centre; University of Colorado; Aurora CO USA
3. Hospital for Children and Adolescents; University of Helsinki; Helsinki Finland
4. Institute of Epidemiology and Medical Biometry; University of Ulm; Ulm Germany
5. Department of Pediatrics; Jaber Al-Ahmed Armed Forces Hospital; Kuwait Kuwait
6. Diabeter Center for Pediatric and Adolescent Diabetes Care and Research; Rotterdam the Netherlands
7. Institute of Endocrinology and Diabetes; The Children's Hospital at Westmead; Sydney Australia
8. Discipline of Pediatrics and Child Health; University of Sydney; Sydney Australia
9. School of Women's and Children's Health; University of New South Wales; Sydney Australia