1. Gulhane Medical Faculty, Department of Family Medicine, University of Health Science, Ankara, Turkey
2. Faculty of Medicine, Department of Family Medicine, Ankara Yildirim Beyazit University, Ankara, Turkey
3. Department of Obstetrics and Gynecology, University of Health Science, Tepecik Training and Research Hospital, Izmir, Turkey
4. Department of Obstetrics and Gynecology, Hospital of Medical Park Ankara, Ankara, Turkey