1. Department of Women’s Health, University College London Hospitals, London, UK;
2. Department of Psychology, School of Social Sciences, Leeds Beckett University, Leeds, UK;
3. Department of Paediatric Oncology and Haematology, Children’s Oxford University Hospitals NHS Foundation Trust, Oxford, UK;
4. Central Manchester University Hospitals NHS Foundation Trust and Manchester Academic Health Science Centre, Manchester, UK;
5. MRC Centre for Reproductive Health, Queens Medical Research Institute, University of Edinburgh, Edinburgh, UK