Murat TÖRÜNER, et al. “Factor V Leiden, Prothrombin G20210A and MTHFR Gene Mutations in Inflammatory Bowel Disease”. Turkish Journal of Gastroenterology, vol. 15, no. 4, July 2019, pp. 250-2, https://tjg.avesjournals.com/index.php/tjg/article/view/1938.