Sayılgan, Tülay, Feriha Cinhüseyinoğlu, and Deniz Özcan. 2008. “Endometrial Extension of Cervical Intraepithelial Neoplasm”. Gynecology Obstetrics &Amp; Reproductive Medicine 14 (2). Ankara, TR:136-38. https://gorm.com.tr/index.php/GORM/article/view/457.