Affiliation: | (1) Department of Obstetrics and Gynecology, Soroka University Medical Center, 151, 84105 Beer-Sheva, Israel;(2) Faculty of Health Sciences, Ben-Gurion University of the Negev, 84105 Beer-Sheva, Israel;(3) Department of Anesthesiology, Soroka University Medical Center, 151, 84101 Beer-Sheva, Israel;(4) Faculty of Health Sciences, Ben-Gurion University of the Negev, 84101 Beer-Sheva, Israel;(5) Department of Epidemiology and Health Services Evaluation, Faculty of Health Sciences, Ben-Gurion University of the Negev, Beer-Sheva, Israel; |