DEMİR, Ali, Osman ONAT, Emir DÖNDER, Oğuz AYHAN, and Erhan ALAŞEHİRLİ. “ENDOSCOPIC EVALUATION OF PATIENTS WITH UPPER GASTROINTESTINAL BLEEDING”. Turkish Journal of Gastroenterology 4, no. 1 (January 1, 1993): 97–98. Accessed January 1, 2026. https://www.turkjgastroenterol.org/index.php/tjg/article/view/249.