1. Department of Paediatrics Copenhagen University Hospital Hillerød Denmark
2. Paediatric and Adolescent Medicine Aarhus University Hospital Aarhus Denmark
3. Department of Gynecology and Obstetrics Copenhagen University Hospital Rigshospitalet Copenhagen Denmark
4. National Institute of Public Health University of Southern Denmark Odense Denmark
5. Department of Neuroscience University of Copenhagen Copenhagen Denmark
6. Department of Paediatrics Copenhagen University Hospital Rigshospitalet Copenhagen Denmark