1. Department of Gynecologic Oncology, Faculty of Medicine, Muğla Sıtkı Koçman University, Muğla, Turkey;
2. Department of Obstetrics and Gynecology, Hamidiye Şişli Etfal Education and Research Hospital, Istanbul, Turkey;
3. Department of Obstetrics and Gynecology, Mersin State Hospital, Mersin, Turkey;
4. Department of Gynecology, Bakirkoy Sadi Konuk Research and Training Hospital, Oncology, Istanbul, Turkey;
5. Department of Gynecologic Oncology, Tepecik Education and Research Hospital, Izmir, Turkey