SIREGAR, Gontar Alamsyah; PARDEDE, Sumondang. A Comparison of the Endoscopic and Histopathological Findings of Upper Gastrointestinal Mucosa with Helicobacter pylori infection. The Indonesian Journal of Gastroenterology, Hepatology, and Digestive Endoscopy, [S. l.], v. 4, n. 3, p. 75–79, 2003. DOI: 10.24871/43200375-79. Disponível em: https://www.ina-jghe.com/index.php/jghe/article/view/101. Acesso em: 19 oct. 2026.