1. Department of Obstetrics and Gynecology, Health Sciences University Sivas Sarkisla Government Hospital, Sivas, Turkey;
2. Department of Obstetrics and Gynecology, Health Sciences University Kayseri Education and Research Hospital, Kayseri, Turkey;
3. Department of Biochemistry Clinic, Health Sciences University Kayseri Education and Research Hospital, Kayseri, Turkey;
4. Department of Obstetrics and Gynecology, Erciyes University Medicine Faculity, Kayseri, Turkey