1. Epsom and St Helier University Hospital NHS Trust, St Helier Hospital, Department of Obstetrics and Gynecology, Carshalton, UK
2. Department of Obstetrics and Gynaecology, Epsom and St Helier University Hospitals NHS Trust, Epsom, UK
3. St Helier Hospital, Department of Obstetrics and Gynecology, Carshalton, UK
4. Laboratory of Experimental Surgery and Surgical Research N. S. Christeas, National and Kapodistrian University of Athens, Medical School, Athens, Greece
5. St George’s University of London, London, UK
6. School of Medicine, American University of the Caribbean, Pembroke Pines, Florida, USA