Association of Smog and Fog with the Prevalence of Asthma and Pneumonia in the Population of Punjab. UCP J. Sci. Technol. [Internet]. 2026 Jul. 13 [cited 2026 Jul. 17];3(2):70-8. Available from: https://ojs.ucp.edu.pk/index.php/ucpjst/article/view/609