1. Wolfson Institute of Population Health, Cancer Research UK, Barts Centre, Queen Mary University of London, Charterhouse Square, London EC1M 6BQ, UK
2. Department of Gynaecological Oncology, Royal London Hospital, Barts Health NHS Trust, London E1 1BB, UK
3. Institute of Applied Health Sciences, University of Aberdeen, Aberdeen AB24 3FX, UK
4. Institute of Cancer and Genomic Sciences, University of Birmingham, Birmingham B15 2TT, UK
5. Lancashire Teaching Hospitals NHS Foundation Trust, Preston PR2 9HT, UK
6. Institute of Cancer Research, University College London, London WC1E 6DD, UK
7. Royal Marsden NHS Foundation Trust, London SW3 6JJ, UK
8. Belfast City Hospital, Belfast Health and Social Care Trust, Belfast BT9 7AB, UK
9. Department of Pathology, Belfast Health and Social Care Trust, Belfast BT12 6BA, UK
10. East Kent Gynaecological Oncology Centre, Queen Elizabeth the Queen Mother Hospital, Margate CT9 4AN, UK
11. Department of Health Services Research and Policy, London School of Hygiene & Tropical Medicine, London WC1H 9SH, UK
12. Faculty of Medicine, Department of Surgery & Cancer, Imperial College London, London SW7 2AZ, UK
13. MRC Clinical Trials Unit at UCL, Institute of Clinical Trials & Methodology, Faculty of Population Health Sciences, University College London, London WC1V 6LJ, UK
14. Department of Gynaecology, All India Institute of Medical Sciences, New Delhi 110029, India