Khan W, Arsh A, Muhammad Hammad S, Arif Shah S, Haq A. Effectiveness of Chest Physical Therapy in Improving Quality of Life and Reducing Patient Hospital Stay in Chronic Obstructive Pulmonary Disease. J Dow Univ Health Sci [Internet]. 2018 Aug. 10 [cited 2024 Nov. 14];12(2):38-41. Available from: https://jduhs.jduhs.duhs.edu.pk/index.php/jduhs/article/view/1345