1. Department of Development and Regeneration, Faculty of Medicine Group Biomedical Sciences KU Leuven Leuven Belgium
2. Department of Obstetrics and Gynecology University Hospitals Leuven Leuven Belgium
3. Department of Obstetrics and Gynecology Helsingborg Hospital Helsingborg Sweden
4. Department of Clinical Sciences Lund University Malmö Sweden
5. Department of Obstetrics and Gynecology Imelda Hospital Bonheiden Belgium