Lena Sagi-Dain1,2, Shlomi Sagi3. 1. Department of Obstetrics and Gynecology, Carmel Medical Center, 7 Michal Street, Haifa, Israel. lena2303@gmail.com. 2. Genetics Institute, HaEmek Medical Center, Afula, Israel. lena2303@gmail.com. 3. Department of Obstetrics and Gynecology, Bnai Zion Medical Center, Haifa, Israel.