1. Virus, Lifestyle and Genes, Danish Cancer Society Research Center, Copenhagen, Denmark
2. Statistics 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. Department of Pediatrics and Adolescent Medicine, Juliane Marie Centre, Rigshospitalet, Copenhagen, Denmark
6. Institute of Clinical Medicine, Faculty of Health Sciences, University of Copenhagen, Copenhagen, Denmark
7. Department of Gynecology, Rigshospitalet, Copenhagen University Hospital, Copenhagen, Denmark