1. Department of ART, Gulhane Medical Faculty, University of Health Sciences Turkey, Ankara City Hospital, Ankara, Turkey.
2. Department of Obstetrics and Gynecology subdivision of ART, Faculty of Medicine, Ankara Yildirim Beyazıt University, Ankara City Hospital, Ankara, Turkey.
3. Department of Histology and Embryology, Ankara City Hospital, Ankara, Turkey. 4 Department of Microbiology, Ankara City Hospital, Ankara, Turkey.