1. Department of Obstetrical and Gynecological Sciences (A.R., F.M., M.M.), University of Torino, S. Anna Hospital, Torino, Italy 10126
2. Department of Genetics, Biology and Biochemistry (D.G.), University of Torino, 10126 Torino, Italy
3. In Vitro Fertilization Unit (I.T.-K.), Department of Obstetrics and Gynecology, Barzilai Medical Center, Ben-Gurion University, Askelon, Israel 78306