1. Obstetric and Gynecology Department, Zeynep Kamil Maternity and Children Hospital, İstanbul, Turkey;
2. Medical Faculty Obstetric and Gynecology Department, Adnan Menderes University, Aydin, Turkey;
3. Department of Obstetrics and Gynecology, Süleymaniye Women and Children’s Health Training and Research Hospital, İstanbul, Turkey;
4. ŞanliUrfa Women and Children’s Health Training Hospital, Şanliurfa, Turkey;
5. Obstetric and Gynecology Department, Gaziantep State Hospital, Gaziantep, Turkey