Hernández, H., R. Morales, and R. Paulin. “Ambulatory Monitoring System for 24 Hours of Esophageal PH”. Revista Mexicana de Ingenieria Biomedica 10, no. 1 (May 17, 2018): 9. Accessed April 4, 2025. http://rmib.com.mx/index.php/rmib/article/view/759.