1. Department of Neonatal care and Pediatric surgery Skane University Hospital Lund Sweden
2. Department of Clinical Sciences Lund University Lund Sweden
3. Centre of Reproductive Epidemiology Lund University Lund Sweden
4. Department of Medical Psychology Karolinska University Hospital Stockholm Sweden
5. Department of Women's and Children's Health Karolinska Institutet Stockholm Sweden
6. Section for Pediatrics Department of Women's and Children's Health Uppsala University Uppsala Sweden
7. Department of Pediatrics Institute of Clinical Sciences Umeå University Umeå Sweden
8. Neonatal Unit Karolinska University Hospital Stockholm Sweden
9. Neonatal medicine Karolinska University Hospital Stockholm Sweden
10. Department of Psychology Lund University Lund Sweden