Eussera El-Magbri, and Eussera El-Magbri. “Prevalence of Helicobacter Pylori Infection Among the Whole Spectrum of Age and the Performance of the Different Diagnostic Tests”. Global Journal of Medical Research 16, no. F4 (March 15, 2016): 1–5. Accessed May 9, 2024. https://medicalresearchjournal.org/index.php/GJMR/article/view/1142.