Musafer, H., R. A. Abdulrazaq, M. A. Al-Bayati, S. A. Kaabi, and B. K. Abdulateef. “Most Concern Strains of Coronavirus-2 and Diagnostic Protocol in Iraqi’s Hospitals: A Review”. Rafidain Journal of Science, vol. 31, no. 1, Mar. 2022, pp. 77-87, doi:10.33899/rjs.2022.172934.