“The Effects of Oral Montelukast on Spirometric ‎Results & Hospital Length of Stay in Patients ‎With Acute Exacerbation of COPD”. JOURNAL OF UNIVERSITY OF BABYLON for Pure and Applied Sciences 25, no. 5 (December 1, 2017): 1823–1829. Accessed May 4, 2025. https://www.journalofbabylon.com/index.php/JUBPAS/article/view/279.