N. Iftikhar, O. R. Khalid, A. H. Osmani, U. Ghori, and A. E. Ahmed, “D-Dimer Levels as a Predictive Marker of Pulmonary Embolism in COVID-19 Patients”, PJMD, vol. 13, no. 3, pp. 73–80, Aug. 2024, doi: 10.36283/PJMD13-3/011.