ÖZTÜRK, E., YILMAZLAR, T., & YERCİ, Ömer. (2006). A rare tumor located in the anorectal junction: Sarcomatoid carcinoma. Turkish Journal of Gastroenterology, 17(3), 236–239. Retrieved from https://www.turkjgastroenterol.org/index.php/tjg/article/view/1515