J. C. Díaz Palacio, J. M. . Jaramillo Acosta, C. E. Mesa Cano, J. R. Molina Vásquez, L. M. . Ramírez Londoño, and C. M. Saldarriaga Velásquez, “Association of campylobacter pylori with acid-peptic disease”, Med UPB, vol. 8, no. 2, pp. 105–115, Dec. 1989, Accessed: Jul. 24, 2026. [Online]. Available: https://revistas.upb.edu.co/index.php/medicina/article/view/5648