SULEYMANOV Z. Expression of class I and II MHC receptors in Helicobacter pylori-positive patients with active gastritis and duodenal ulcer*. Turkish Journal of Gastroenterology [Internet]. 2003 Jan. 3 [cited 2026 Jan. 1];14(3):168-72. Available from: https://turkjgastroenterol.org/index.php/tjg/article/view/1262