Bakri, Marwah M. “EVALUATION OF NON-INVASIVE DIAGNOSTIC TESTS FOR HELICOBACTER PYLORI INFECTION IN SYMPTOMATIC PATIENTS AND HEALTHY VOLUNTEERS”. Pakistan Journal of Physiology 8, no. 2 (May 28, 2018): 10–12. Accessed May 1, 2024. https://pjp.pps.org.pk/index.php/PJP/article/view/780.