1. Järnerot G. Infliximab or cyclosporine for severe ulcerative colitis. Gastroenterology 2006;130:286; author reply 287.
2. Moss AC, Peppercorn MA. Steroid-refractory severe ulcerative colitis: what are the available treatment options? Drugs 2008;68:1157-1167.
3. Benazzato L, D'Incà R, Grigoletto F, Perissinotto E, Medici V, Angriman I, Sturniolo GC. Prognosis of severe attacks in ulcerative colitis: effect of intensive medical treatment. Dig Liver Dis 2004;36:461-466.
4. Lichtenstein GR, Abreu MT, Cohen R, Tremaine W. American Gastroenterological Association Institute technical review on corticosteroids, immunomodulators, and infliximab in inflammatory bowel disease. Gastroenterology 2006;130:940-987.
5. Falasco G, Zinicola R, Forbes A. Review article: Immunosuppressants in distal ulcerative colitis. Aliment Pharmacol Ther 2002;16:181-187.