1. Department of Gynecology and Obstetrics, Faculty of Medicine, Atatürk University, Erzurum, Turkey
2. Division of Neonatology, Department of Pediatrics, Erzurum Regional Training and Research Hospital, Erzurum, Turkey
3. Department of Pharmacology, Faculty of Medicine, Erzincan Binali Yildirim University, Erzincan, Turkey
4. Department of Biostatistics, Faculty of Medicine, Erzincan Binali Yildirim University, Erzincan, Turkey
5. Department of Biochemistry, Faculty of Medicine, Atatürk University, Erzurum, Turkey