Al-beiruty, O. A., Rasheed, A. M., & Al-Zubaidy, H. (2008). The Effect of Omeprazol in the Treatment of Laryngeal Manifestations of Gastro-oesophageal Reflux. Journal of the Faculty of Medicine Baghdad, 50(2), 154-159. https://doi.org/10.32007/jfacmedbagdad.5021270