1. Department of UrogynecologyClinical Hospital of the University of São Paulo School of MedicineSão Paulo University São Paulo Brazil
2. Laboratory of Experimental Surgery and Surgical Research “N.S. Christeas”Athens University Medical School Athens Greece
3. Department of Obstetrics and GynecologyEpsom and St Helier University Hospitals NHS Trust London UK
4. Northwick Park HospitalLondon North West University Healthcare NHS Trust London UK
5. Department of GynecologyUniversity Hospital of Zurich Zurich Switzerland
6. Department of Obstetrics and GynecologySan Bortolo Hospital Vicenza Italy
7. Department of Obstetrics and GynecologyHospital São LucasPontifical Catholic University of Rio Grande do Sul Rio Grande do Sul Brazil
8. St George's University of London London UK
9. Imperial College Healthcare NHS Trust London UK