Özgenç F, Karakoyun M, Ecevit Çiğdem, Hekimci H, Kıran Taşçı E, Erdemir G. Efficacy and safety of long-term thiopurine maintenance treatment for ulcerative colitis in Turkey: A single-center experience. Turkish Journal of Gastroenterology [Internet]. 2018 Jan. 6 [cited 2026 Jan. 1];29(6):650-4. Available from: https://www.turkjgastroenterol.org/index.php/tjg/article/view/3319