MEJÍA SARASTI, Francisco Javier. Helicobacter pylori: ¿science or fiction?. Medicina UPB, [S. l.], v. 11, n. 2, p. 131–146, 1992. Disponível em: https://revistas.upb.edu.co/index.php/medicina/article/view/5221. Acesso em: 7 aug. 2026.