Suhad Jumaa Abd-Alkareem, Saad Hikmat Abdullah, and Noor Dhia Hasan. “Serum Matrix Metalloproteinase-2: A Possible Link Between COVID-19 and Periodontitis”. Al Mustansiriyah Journal of Pharmaceutical Sciences, vol. 23, no. 1, Feb. 2023, pp. 33-44, doi:10.32947/ajps.v23i1.985.