Ferkolj, I., A. Ihan, S. Markovic, Z. Veceric, and M. Pohar. “Infliximab Reduces the Number of Activated Mucosal Lymphocytes in Patients With Crohn’s Disease”. Journal of Gastrointestinal and Liver Diseases, vol. 15, no. 3, Sept. 2006, pp. 231-5, https://www.jgld.ro/jgld/index.php/jgld/article/view/2006.3.4.