1Rafid A. Abdulkareem1Sawsan A. Yusif,. “Effects of Thiopurine Methyle Transferase (TPMT) Gene Polymorphism on Serum TPMT Levels in Iraqi Patients Diagnosed With Ulcerative Colitis”. Iraqi journal of biotechnology 23, no. 2 (November 27, 2024). Accessed October 8, 2026. https://jige.uobaghdad.edu.iq/index.php/IJB/article/view/717.