1. MRC Centre for Reproductive Health, Queens Medical Research Institute, Edinburgh BioQuarter University of Edinburgh Edinburgh UK
2. Warwick Medical School University of Warwick Coventry UK
3. University Hospital Coventry and Warwickshire NHS Trust UK
4. Research and Development Office, NHS Fife, Queen Margaret Hospital, Whitefield Road, Dunfermline Fife UK
5. Women's Health Research Unit, Barts and the London School of Medicine and Dentistry Queen Mary University of London London UK