Buti, R. H., H. D. El-Yassin, and N. A. S. A. Alwan. “Evaluation of CRP, D-Dimer of Clinical Significance in Iraqi Patients With COVID-19 and Associated Comorbidities”. International Journal of Health Sciences, vol. 6, no. S8, July 2022, pp. 1505-13, doi:10.53730/ijhs.v6nS8.10466.