WAZIR, S. COVID-19-A CHALLENGE FOR THE HEALTHCARE SYSTEM. Journal of Gandhara Medical and Dental Science, [S. l.], v. 7, n. 1, p. 1,2, 2021. DOI: 10.37762/jgmds.7-1.217. Disponível em: http://jgmds.org.pk/index.php/JGMDS/article/view/217. Acesso em: 2 nov. 2024.