HASSAN, T. . A Global Update on COVID-19 Pandemic: A Global Update on COVID-19 Pandemic. Proceedings of the Pakistan Academy of Sciences: B. Life and Environmental Sciences, [S. l.], v. 58, n. 4, p. 1–4, 2021. DOI: 10.53560/PPASB(58-4)673. Disponível em: https://ppaspk.org/index.php/PPAS-B/article/view/626. Acesso em: 15 nov. 2024.