1. Department of Obstetrics and Gynecology, University of Health Sciences, Istanbul Gaziosmanpasa Training and Research Hospital, İstanbul, Turkey
2. Department of Obstetrics and Gynecology, Division of Perinatology, Manisa Celal Bayar University Faculty of Medicine, Manisa, Turkey
3. Department of Pathology, University of Health Sciences, Istanbul Gaziosmanpasa Training and Research Hospital, İstanbul, Turkey