ABDALLAH, TajEldin M et al.
 Prevalence of H.pylori in the Arab world.
<strong>Gezira Journal of Health Sciences</strong>, [S.l.], v. 14, n. 1, june 2018.
ISSN 1810-5386. Available at: &lt;<a href="http://journals.uofg.edu.sd/index.php/gjhs/article/view/1275" target="_new">http://journals.uofg.edu.sd/index.php/gjhs/article/view/1275</a>&gt;. Date accessed: 08 june 2026.