S. Topaloğlu, K. Sağlam, A. Çalık, Ümit Cobanoğlu, and M. H. Öztürk, “Synchronous occurrence of hepatocellular carcinoma and intrahepatic cholangiocarcinoma in both lobes of the liver”, Turkish Journal of Gastroenterology, vol. 25, no. 2, pp. 209–211, Jan. 2014.