[1]
H. Saleem, M. . Amir, S. A. A. . Gardezi, M. . Amir, Zulqarnain, and H. . Saleem, “Effect of Long-term Azithromycin in Reducing Acute Exacerbation of Chronic    Obstructive Pulmonary Disease”, Pak Armed Forces Med J, vol. 74, no. 5, pp. 1232–1235, Oct. 2024, doi: 10.51253/pafmj.v74i5.6758.