[1] Dumlupinar Univ, Fac Med, Dept Obstet & Gynecol, TR-43270 Kutahya, Turkey
[2] Gulhane Mil Med Acad, Dept Obstet & Gynecol, Ankara, Turkey
[3] Maltepe Univ, Fac Med, Dept Obstet & Gynecol, Istanbul, Turkey
[4] Dumlupinar Univ, Fac Med, Dept Urol, TR-43270 Kutahya, Turkey
[5] Zeynep Kamil Women & Childrens Hosp, Dept Obstet & Gynecol, TR-34668 Istanbul, Turkey