Khan, Sarah Nisar, Lubna Sarfraz, Fariha mumtaz, and Khaula sidra. “VARIATIONS IN SPECTRUM OF COVID-19 CT FINDINGS AND ITS SEVERITY SCORING IN A TERTIARY CARE HOSPITAL OF BAHAWALPUR, SOUTHERN PUNJAB PAKISTAN”. Journal of Ayub Medical College Abbottabad 33, no. 1 (February 20, 2021): 54–59. Accessed April 11, 2025. https://demo.ayubmed.edu.pk/index.php/jamc/article/view/8574.