Ahmad, M. ., Khan, H. ., Sheikh, M. U. ., Orakzai, S. U. R. ., Humerah, S. ., & Anjum, J. . (2023). Investigating the Relationship Between Helicobacter pylori Infection and the Severity of Bronchial Asthma. Pakistan Journal of Chest Medicine, 29(1), 96–103. Retrieved from https://www.pjcm.net/index.php/pjcm/article/view/877