YAĞCI, Gökhan, et al. “Fulminant Pseudomembranous Colitis of the Left Colon Successfully Treated by Surgical Resection”. Turkish Journal of Gastroenterology, vol. 16, no. 3, Jan. 2005, pp. 174-7, https://www.turkjgastroenterol.org/index.php/tjg/article/view/1440.