T. Nas, I. Maral, P. Özcan Keskin, F. N. Aksakal, M. Çırak, and M. A. Bumin, “The Seroprevalence of Toxoplasmosis Among Reproductive-Age Women in Ankara a Central Anatolian City Turkey”, Gynecol Obstet Reprod Med, vol. 13, no. 2, pp. 103–106, Aug. 2007.