Habib, Muhammad Bilal, Naseer Ali Shah, Afreenish Amir, Numrah Safdar, Ghanwa Batool, and Fahad Afzal. “Prevalence of Symptomatic and Asymptomatic Trends of COVID-19 and Their Aggressiveness Among Various Gender and Age Groups Due to Smoking”. BioScientific Review 5, no. 1 (June 3, 2023): 10-20. Accessed November 19, 2024. https://journals.umt.edu.pk/index.php/BSR/article/view/2802.