1. Trainee Registrar, Obstetrics and Gynaecology Swansea Bay University Health Board Swansea SA28QA UK
2. Registrar and Clinical Research Fellow, Obstetrics and Gynaecology, Centre for Cardiovascular Science University of Edinburgh Edinburgh EH164TJ UK
3. Consultant, Obstetrics and Gynaecology Swansea Bay University Health Board Swansea SA28QA UK
4. Consultant, Obstetrics and Gynaecology Glan Clwyd Hospital, Betsi Cadwaladr NHS Trust Wales LL18 5UJ UK