1. Department of Obstetrics and Gynecology, Teknon Clinic, Barcelona, Spain
2. Department of Obstetrics and Gynecology, Quirón Pozuelo, Madrid, Spain
3. Department of Obstetrics and Gynecology, Hospital Quirón Torrevieja y Alicante, Alicante, Spain
4. Department of Obstetrics and Gynecology, HM San Francisco, León, Spain
5. Department of Obstetrics and Gynecology, Institut Universitari Dexeus, Barcelona, Spain
6. Department of Obstetrics and Gynecology, Palacios Institute of Women’s Health, Madrid, Spain
7. Medical Department, Shionogi S.L.U., Madrid, Spain
8. Department of Obstetrics and Gynecology, University Hospital of Guadalajara, Guadalajara, Spain