1. 1Department of Oncology, Laboratory of Gynaecological Oncology, KU Leuven, Leuven, Belgium.
2. 2Department of Gynaecology, Netherlands Cancer Institute, Amsterdam, The Netherlands.
3. 3Division of Molecular Carcinogenesis, Netherlands Cancer Institute, Amsterdam, The Netherlands.
4. 4Department of Imaging and Pathology, Unit of Translational Cell & Tissue Research, KU Leuven, Leuven, Belgium.
5. 5Department of Pathology, Unit of Translational Cell & Tissue Research, University Hospitals Leuven, Leuven, Belgium.
6. 6Multidisciplinary Breast Centre, UZ-KU Leuven Cancer Institute (LKI), University Hospitals Leuven, Leuven, Belgium.
7. 7Department of Pathology, Netherlands Cancer Institute, Amsterdam, the Netherlands.
8. 8Core Facility Molecular Pathology and Biobanking, Netherlands Cancer Institute, Antoni van Leeuwenhoek Hospital, Amsterdam, The Netherlands.
9. 9Departement of Reproduction and regeneration, Division Women and Child, Feto-Maternal Medicine, KU Leuven, Leuven, Belgium.
10. 10Department of Gynaecology and Obstetrics, University Hospitals Leuven, Leuven, Belgium.
11. 11Division of Medical Oncology, Department of Medicine, Sunnybrook Odette Cancer Centre, University of Toronto, Toronto, Ontario, Canada.
12. 12Division of Gynaecological Oncology, Department of Gynaecology, IEO European Institute of Oncology IRCCS, Milan, Italy.
13. 13German Breast Group, Neu-Isenburg, Hessen, Germany.
14. 14Centre for Haematology and Oncology Bethanien, Frankfurt, Germany.
15. 15Department of Obstetrics and Prenatal Medicine, University Hospital Brussels, Brussels, Belgium.
16. 16Center for Cancer Biology, VIB, Leuven, Belgium.
17. 17Laboratory of Translational Genetics, Department of Human Genetics, KU Leuven, Leuven, Belgium.
18. 18Oncode Institute, Utrecht, The Netherlands.
19. 19Division of Tumour Biology & Immunology, Netherlands Cancer Institute, Amsterdam, The Netherlands.
20. 20Department of Immunology, Leiden University Medical Center, Leiden, The Netherlands.
21. 21Faculty of EEMCS, Delft University of Technology, Delft, The Netherlands.