1. Virus, Lifestyle and Genes, Danish Cancer Society Research Center, Copenhagen, Denmark
2. Cancer Surveillance and Pharmacoepidemiology, Danish Cancer Society Research Center, Copenhagen, Denmark
3. Childhood Cancer Research Group, Danish Cancer Society Research Center, Copenhagen, Denmark
4. Department of Clinical Medicine, Faculty of Health, Aarhus University and University Hospital, Aarhus, Denmark
5. Pediatric and Adolescent Medicine, Juliane Marie Centre, Rigshospitalet, Copenhagen, Denmark
6. Faculty of Health Sciences, University of Copenhagen and the Pediatric Clinic, Juliane Marie Centre, Rigshospitalet, Copenhagen, Denmark
7. Department of Gynecology, Rigshospitalet, Copenhagen, Denmark