1. Department of Women's and Children's Health Karolinska Institutet Stockholm Sweden
2. Neonatal Unit Karolinska University Hospital Stockholm Sweden
3. Department of Paediatrics Stavanger University Hospital Stavanger Norway
4. Faculty of Health Sciences Stavanger University Stavanger Norway
5. Department of Clinical Neurophysiology Stavanger University Hospital Stavanger Norway
6. Faculty of Health University of Applied Sciences Bielefeld Germany