1. Department of Neonatology, Haukeland University Hospital
2. Department of Pediatric and Adolescent Medicine, Drammen Hospital, Vestre Viken Hospital Trust
3. Lovisenberg Diaconal University College
4. Department of Clinical Science, Faculty of Medicine and Dentistry, University of Bergen
5. School of Education, Health and Social Studies, Dalarna University, Sweden
6. Department of Global Public Health and Primary Care, Faculty of Medicine, University of Bergen
7. Institute of Nursing, Faculty of Health and Social sciences, Western Norway University of Applied Sciences, Bergen, Norway
8. Department of Neonatology, Oslo University Hospital