1. Women's Health Research Unit; Barts and the London School of Medicine and Dentistry; London UK
2. Department of Obstetrics and Gynaecology; Royal Free Hospital NHS Trust; London UK
3. Radcliffe Women's Health Patient and Public Involvement Group; University of Oxford; Oxford UK
4. Balliol College; University of Oxford; Oxford UK
5. Nuffield Department of Primary Care Health Sciences; University of Oxford; Oxford UK