Bariha Zehra Taqvi Syeda, Akhtiar Ali, Ayesha Abbbasi, and Nadeemullah Khan. “BCG Vaccination in COVID-19 Patients Admitted to the Emergency Department of a Low-Middle-Income Country: A Cross-Sectional Study.”. JMMC 15, no. 1 (October 6, 2024): 39-44. Accessed February 21, 2025. https://mmc.edu.pk/jmmc/index.php/JMMC/article/view/469.