1. Department of Obstetrics and Gynecology, Radboud University Medical Center, Nijmegen, the Netherlands
2. Radboud Institute of Health Science, Nijmegen, the Netherlands
3. Department of Obstetrics and Gynecology, Canisius-Wilhelmina Hospital, Nijmegen, the Netherlands
4. Department of Radiation Oncology, University Medical Center, Nijmegen, the Netherlands
5. Department of Obstetrics and Gynecology, GROW-School for Oncology and Reproduction, Maastricht University Medical Centre, Maastricht, the Netherlands