MUSTAFA YILMAZ; AHMET AYDIN; MEHMET UNGAN; FULYA GÜNŞAR; GALIP ERSÖZ; ÖMER ÖZÜTEMİZ; ULUS AKARCA; HANEFI ÇAVUŞOĞLU. The relationship between cagA positivity and serum gastrin and TNF- alpha levels in patients with chronic active gastritis and duodenal ulcer associated with Helicobacter pylori. Turkish Journal of Gastroenterology, [S. l.], v. 10, n. 4, p. 385–390, 2019. Disponível em: https://turkjgastroenterol.avesjournals.com/index.php/tjg/article/view/1613. Acesso em: 6 jul. 2025.