1. Pediatric Endocrinology Unit, Department of Women's and Children's Health Karolinska Institutet Stockholm Sweden
2. Lund University Lund Sweden
3. Karolinska Institutet Stockholm Sweden
4. Children Clinic, Halland's Hospital Halmstad Sweden
5. Department of Pediatrics Västmanland's Hospital Västerås Sweden
6. Children's clinic, Östersund Hospital Sweden
7. Department of Pediatrics Institute of Clinical Sciences, Sahlgrenska Academy, University of Gothenburg Gothenburg Sweden
8. Department of Pediatrics Queen Silvia Children's Hospital, Sahlgrenska University Hospital Gothenburg Sweden
9. Department of Clinical Sciences Lund University/Clinical Research Centre, Skåne University Hospital Malmö Sweden
10. Department of Clinical Sciences Lund University, Skåne University Hospital Pediatrics, Lund Sweden
11. Children's Clinic, Vrinnevi hospital Norrköping Sweden
12. Crown Princess Victoria's Children's and Youth Hospital, University Hospital Linköping Sweden
13. Division of Pediatrics, Department of Clinical and Experimental Medicine Linköping University Linköping Sweden
14. Division of Pediatrics, Department of Clinical Science Intervention and Technology Karolinska Institute Stockholm Sweden
15. Department of Medicine Clinical Epidemiology, Karolinska University Hospital Stockholm Sweden
16. School of Medical Sciences Örebro University Örebro Sweden
17. Department of Pediatrics Ryhov County Hospital Jönköping Sweden
18. Jönköping Academy for Improvement of Health and Welfare Jönköping University Jönköping Sweden