1. Faculty of Medicine, Department of Biostatistics and Medical Informatics Karadeniz Technical University Trabzon Turkey
2. Faculty of Medicine, Department of Gynecology and Obstetrics Recep Tayyip Erdoğan University Rize Turkey
3. Faculty of Medicine, Department of Gynecology and Obstetrics Ordu University Ordu Turkey
4. Faculty of Medicine, Department of Gynecology and Obstetrics Karadeniz Technical University Trabzon Turkey