Serum Matrix Metalloproteinase-2: A Possible Link between COVID-19 and Periodontitis. Al Mustansiriyah Journal of Pharmaceutical Sciences, [S. l.], v. 23, n. 1, p. 33–44, 2023. DOI: 10.32947/ajps.v23i1.985. Disponível em: https://ajps.uomustansiriyah.edu.iq/index.php/AJPS/article/view/985. Acesso em: 19 apr. 2025.