1. Sachs’ Children and Youth hospital Stockholm Sweden
2. Department of Medicine Clinical Epidemiology Unit Karolinska Institutet Stockholm Sweden
3. CHESS, Centre for Health Equity Studies Stockholm University and Karolinska Institutet Stockholm Sweden
4. Child Health Services Dalecarlia region, Falun Sweden
5. Child and Youth Services, Primary Care Västra Götaland region, Gothenburg Sweden
6. Clinical Sciences, Pediatrics Umeå University Umeå Sweden
7. Centre for Mother and Child Health Care Region Västerbotten, Umeå Sweden