Chahuan, Javier, Margarita Pizarro, and Arnoldo Riquelme. “Diagnostic Methods for the Detection of Helicobacter Pylori Infection: Which and When to Order?”. Acta Gastroenterológica Latinoamericana 52, no. 1 (March 30, 2022): 36–46. Accessed November 15, 2026. https://actaojs.org.ar/ojs/index.php/acta/article/view/176.