Alkaaby, A.-R. H.; Majeed, A. J.; Almuhana, S. J. A.; Alhelu, S. A. J. Correlation Between Helicobacter Pylori Infection and Severity of Asthma. Kufa Jour. Nurs. Sci. 2015, 5 (2), 150-157. https://doi.org/10.36321/kjns.vi20152.2586.