1. School of Medicine, Ben-Gurion University of the Negev, Be’er Sheva, Israel;
2. Clinical Research Center, Soroka University Medical Center, Ben-Gurion University of the Negev, Be’er Sheva, Israel;
3. Department of Obstetrics and Gynecology “B”, Soroka University Medical Center, Ben-Gurion University of the Negev, Be’er Sheva, Israel;
4. Department of Maternal Fetal Medicine, Fondazione MBBM, San Gerardo Hospital, School of Medicine, Università degli Studi di Milano-Bicocca, Monza, Italy;
5. Maternity Department “D”, Division of Obstetrics and Gynaecology Soroka University Medical Center, Ben-Gurion University of the Negev, Be’er Sheva, Israel