ABBAS MUA, ABBAS AA, SAJJAD MS, ALI A, AMJAD S, ABDULLAH H. Impact of Ambient Air Pollution on Respiratory Symptoms, Lung Function, and Exacerbation Frequency Among Adult Residents of Lahore. A Cross-Sectional Clinical Study. Pakistan Journal of Medical & Health Sciences [Internet]. 2025 Oct. 5 [cited 2025 Dec. 5];19(9):27-31. Available from: https://www.pjmhsonline.com/index.php/pjmhs/article/view/6857