1 Faculty of Medicine, Department of Obstetrics and Gynecology, University Hospital of Jerez de la Frontera, Hospital Quiron Salud Campo de Gibraltar, Hospital Viamed Bahía de Cádiz, University of Cádiz, Spain. Electronic address: [email protected].
2 Department of Obstetrics and Gynecology, Hospital of Algeciras, Cádiz, Spain.
3 Hospital San Juan de Dios, Córdoba, Spain.
4 University Hospital of La Zarzuela, Madrid, Spain.
5 Hospital Quiron Salud, Málaga, Spain.
6 University Hospital of Málaga, Spain.
7 University Hospital of Ceuta, Spain.
8 Hospital la Janda, Cádiz, Cádiz, Spain.
9 University Hospital of Jaen, Spain.
10 Institute of Women's Health of the University Hospital of San Carlos, Madrid, Spain.
11 Diatros Women's Care Clinic, Barcelona, Spain.
12 Hospital Quiron Salud, Málaga, Spain; University Hospital of Málaga, Spain.