Fatima, K., B. Salam, S. M. Zubair, A. Zahid, and A. B. S. Zubairi. “CT Imaging Features of Patients With COVID-19 at a Tertiary Care Hospital: Experience from Pakistan”. Pakistan Journal of Chest Medicine, vol. 28, no. 3, Sept. 2022, pp. 292-6, doi:10.1996/pjcm.v28i3.748.