Johnny S Younis1, Neri Laufer2. 1. Reproductive Medicine, Department of Obstetrics and Gynecology, Poriya Medical Center, Tiberias, Faculty of Medicine in Galilee, Bar-Ilan University, Ramat Gan, Israel. 2. Reproductive Medicine, Department of Obstetrics and Gynecology, Poriya Medical Center, Tiberias, Faculty of Medicine in Galilee, Bar-Ilan University, Ramat Gan, Israel; Reproductive Medicine, Department of Obstetrics and Gynecology, Hadassah-Hebrew University Medical Center, Ein-Kerem, Jerusalem, Israel.