University of Claude Bernard Lyon 1 - UCBL/HCL, Université Lyon 1 - Faculty of Medicine Lyon-Sud, University of Glasgow - Beatson West of Scotland Cancer Centre, Jikei University - School of Medicine, BC Cancer, The Norwegian Radium Hospital Montebello, University of Claude Bernard Lyon 1 - Medical Oncology Department, European Society of Gynaecological Oncology (ESGO), Université Lyon 1, Université Lyon 1 - Faculty of Medicine Lyon-Sud, Institut de Cancérologie des Hospices Civils de Lyon - Centre Hospitalier Lyon-Sud, University of Paris-Saclay - Institut Gustave Roussy, Imperial College London, University of Glasgow - Beatson West of Scotland Cancer Centre, Foundation for Biomedical Research and Innovation (FBRI), University of Western Ontario - London Health Sciences Centre, University of Glasgow, College of Medical, Veterinary & Life Sciences, Beatson West of Scotland Cancer Centre, Cancer Research UK Clinical Trials Unit, Institut Curie - Department of BiostatisticsUniversity of Paris - Faculty of Medicine Paris and University College London - MRC Clinical Trials Unit