1 Department of Obstetrics and Gynecology, Samson Assuta Ashdod University Hospital, Ashdod, Israel; Faculty of Health Sciences, Ben-Gurion University of the Negev, Beer-Sheva, Israel.
2 Department of Obstetrics and Gynecology, Samson Assuta Ashdod University Hospital, Ashdod, Israel.
3 Laboratory Division, Samson Assuta Ashdod University Hospital, Ashdod, Israel.
4 Faculty of Health Sciences, Ben-Gurion University of the Negev, Beer-Sheva, Israel; Infectious Diseases Unit, Samson Assuta Ashdod University Hospital, Ashdod, Israel.
5 Department of Obstetrics and Gynecology, Samson Assuta Ashdod University Hospital, Ashdod, Israel; Faculty of Health Sciences, Ben-Gurion University of the Negev, Beer-Sheva, Israel. Electronic address: eran.barzilay@gmail.com.