Bor S, DAĞLI Ülkü, SARER B, GÜREL S, TÖZÜN N, SİVRİ B, et al. A retrospective study demonstrating properties of nonvariceal upper gastrointestinal bleeding in Turkey. Turkish Journal of Gastroenterology [Internet]. 2011 Jan. 3 [cited 2026 Jan. 1];22(3):249-54. Available from: https://www.turkjgastroenterol.org/index.php/tjg/article/view/1919