Ozsen, Mine Ozsener, Serdar Özsürmeli, Mehmet Oztas, Efser, Zekai Tahir Burak Women’s Health Education and Research Hospital, Ankara, Turkey Oztas, Efser Oztekin, Deniz Oztekin, Ozgur Ozturk, Ahmet Ozturk, Emine Öztürk, Filiz Halici, Canakkale State Hospital Öztürk, Mustafa Ozturk Inal, Zeynep Öztürk Keleş, Fatma Ozyuncu, Ozgur, Hacettepe University, School of Medicine, Department of Obstetrics and Gynecology, Ankara, Turkey Ozyurek, Eser S., Department of Obstetrics and Gynecology, Bagcilar Research and Training Hospital Merkez Mahallesi Mimar Sinan Caddesi 6. Sokak; Bagcilar/Istanbul, Turkey Ozyurek, Eser Ozyurek, Sefik E. Ozyurek, Sefik Eser Özyurt, Beyhan, Celal Bayar University, School of Medicine, Department of Public Health, 45050 Manisa, Turkey Ozyurt, Ramazan Ołdak, Tomasz