1. Department of Perinatology, Izmir Katip Celebi University, Izmir,
Turkey
2. Department of Perinatology, Antalya Training and Research Hospital,
Antalya, Turkey
3. Etlik Zubeyde Hanim Women's Health Care, Training and Research
Hospital, University of Heath Science, Ankara, Turkey
4. Department of Perinatology, Ankara City Hospital, Ankara,
Turkey