1. Department of Obstetrics and Gynecology, St. Franziskus-Hospital
MuensterGermany
2. Clinic of Obstetrics and Gynecology, Ospedale “S. Maria degli Angeli”, PordenoneItaly
3. Department of Obstetrics and Gynecology
University of Udine, UdineItaly
4. Institute of Clinical Pathology
University of Udine, UdineItaly
5. Department of Surgery, University of Udine
UdineItaly