1. Lower Genital Tract Unit, Centro Hospitalar de São João, Porto, Portugal

2. Department of Gynecology and Obstetrics, Hospital Lusíadas Porto, Porto, Portugal

3. LAP, a Unilabs Company, Porto, Portugal

4. Department of Surgical Sciences University of Torino, Torino, Italy

5. Azrieli Faculty of Medicine, Bar Ilan University, Safed, Israel

6. Research Institute, Galilee Medical Center, Nahariya, and Azrieli Faculty of Medicine, Bar-Ilan University, Safed, Israel