1. Department of Obstetrics and Gynecology, Faculty of Medicine, Kırıkkale University, Kırıkkale, Turkey
2. Department of Pathology, Bakırçay University, İzmir, Turkey
3. Department of Pharmacology and Toxicology, Faculty of Veterinary Medicine, Kırıkkale Universıty, Kırıkkale, Turkey
4. Department of Obstetrics and Gynecology, Levent Hospital, Zonguldak, Turkey