Waheed, H. . and Jahanzeb, S. . (2021) “Positive HRCT Chest Findings in Patients with COVID-19 Pneumonia and Negative Real-Time Polymerase Chain Reaction Test- A Clinical Audit”, Pakistan Journal of Chest Medicine, 27(4), pp. 278–282. Available at: http://pjcm.net/index.php/pjcm/article/view/728 (Accessed: 24August2026).