1. Department of Obstetrics and Gynecology, Soroka University Medical Center, Beersheba, Israel

2. Department of Obstetrics and Gynecology, Galilee Medical Center, Nahariya, Israel

3. Department of Urogynecology, Ben Gurion University, Beersheba, Israel

4. Department of Obstetrics and Gynecology Galilee Medical Center and Faculty of Medicine of the Bar Ilan University, Safed, Israel