2020. The source of water and High prevalence of Helicobacter pylori Infection in Asymptomatic Children and Adults. How is Important. مجلة العلوم الإنسانية والتطبيقية. 5, 9 (يونيو 2020), 208–215. DOI:https://doi.org/10.65137/jhas.v5i9.379.