Comparison of methods in the diagnosis of Helicobacter pylori infection in Quindío, Colombia. Colombia Medica, [S. l.], v. 37, n. 3, p. 203–212, 2006. DOI: 10.25100/cm.v37i3.446. Disponível em: https://colombiamedica.univalle.edu.co/index.php/comedica/article/view/446. Acesso em: 11 jan. 2026.