1. Department of Gynecology and Obstetrics, Sultan Hastanesi, Diyarbakir, Turkey
2. Department of Gynecology and Obstetrics, Diyarbakır Gazi Yasargil Training and Research Hospital, Diyarbakır, Turkey
3. Department of Gynecology and Obstetrics, Zeynep Kamil Training and Research Hospital, Istanbul, Turkey