Maysam Samer Hasan, Mustafa Badr Ghazal, Zainab Abdel Ali, Aya Azeez Hussain, and Fatima Ressan Lahhob. “BIOCHEMICAL PERSPECTIVES ON THE COLONIZATION OF THE HUMAN GASTRIC MUCOSA BY HELICOBACTER PYLORI”. American Journal of Pediatric Medicine and Health Sciences (2993-2149), vol. 2, no. 2, Feb. 2024, pp. 193-05, https://grnjournal.us/index.php/AJPMHS/article/view/3080.