1. Department of Obstetrics and GynaecologyUrogynaecology DivisionHospital das Clínicas da Faculdade de Medicina da Universidade de São Paulo São PauloBrazil
2. Laboratory of Experimental Surgery and Surgical Research N S ChristeasUniversity of Athens, Medical SchoolAthensGreece
3. Balliol CollegeUniversity of OxfordOxfordUnited Kingdom
4. Nuffield Department of Primary Care Health SciencesUniversity of OxfordOxfordUnited Kingdom
5. Department of Obstetrics GynaecologyEpsom St Helier University Hospitals NHS TrustLondonUnited Kingdom
6. Department of GynecologyUniversity Hospital of ZurichZurichSwitzerland
7. Department of Obstetrics and GynaecologySan Bortolo HospitalVicenzaItaly
8. St George's University of LondonLondonUK