Sidra Afzal. “Assessment of COVID-19 Severity Using Chest CT Severity Score on High-Resolution Computed Tomography Chest in Pakistani Patients”. Pakistan Journal of Medical & Health Sciences 16, no. 05 (June 18, 2022): 721. Accessed October 8, 2024. https://pjmhsonline.com/index.php/pjmhs/article/view/1337.