NIHAT OKÇU; TAHIR BURAN; M. DERYA ONUK; ARIF YILMAZ; ERSIN AKARSU; GÜNGÖR AKÇAY. Prevalence of Helicobacter pylori in patients with duodenal ulcer. Turkish Journal of Gastroenterology, [S. l.], v. 6, n. 4, p. 447–450, 2020. Disponível em: https://tjg.avesjournals.com/index.php/tjg/article/view/1001. Acesso em: 16 jul. 2025.