Eserdağ, S., S. Zergeroğlu, L. Mollamahmutoğlu, E. Zülfikaroğlu, T. Mungan, and N. Danışman. “Placental Chorioangioma: A Case Report and Literature Review”. Gynecology Obstetrics &Amp; Reproductive Medicine, vol. 12, no. 3, Dec. 2006, pp. 201-14, https://www.gorm.com.tr/index.php/GORM/article/view/606.