1 Department of Obstetrics and Gynecology, Rambam Health Care Campus, Haifa, Israel. Electronic address: o_gutzeit@rambam.health.gov.il.
2 Department of Obstetrics and Gynecology, Rambam Health Care Campus, Haifa, Israel.
3 Department of Pathology, Bnai Zion Medical Center, Haifa, Israel.
4 Department of Obstetrics and Gynecology, Rambam Health Care Campus, Haifa, Israel; Ruth and Bruch Rappaport Faculty of Medicine, Technion- Israel Institute of Technology, Haifa, Israel.
5 Ruth and Bruch Rappaport Faculty of Medicine, Technion- Israel Institute of Technology, Haifa, Israel; Neonatal Intensive Care Unit, Lady Davis Carmel Medical Center, Haifa, Israel.