1. Palacios Institute of Women's Health Madrid Spain
2. Mundo Sano Foundation Buenos Aires Argentina
3. Microbiology and Parasitology Service, Universitary Hospital Virgen de la Arrixaca, Murcia University Murcia Spain
4. Obstetrics and Gynaecology Service, Universitary Hospital of Guadalajara, Gynaecology and Obstetrics Alcala de Henares Universitiy Madrid Spain
5. Mundo Sano Foundation – National Centre for Microbiology, Instituto de Salud Carlos III Madrid Spain
6. Department of Obstetrics and Gynecology, Alcala de Henares University, Ramon y Cajal Hospital Madrid Spain