da Costa Ferreira S, Otoboni Aprile LR, Parra RS, Feitosa MR, da Silva Perdoná G de C, Féres O, et al. Factors Predictive of Proximal Disease Extension and Clinical Course of Patients Initially Diagnosed with Ulcerative Proctitis in an IBD Referral Center. Turkish Journal of Gastroenterology [Internet]. 2022 Jan. 4 [cited 2026 Jan. 1];33(4):320-8. Available from: https://www.turkjgastroenterol.org/index.php/tjg/article/view/3864