Prevalence of primary bacterial co-infections among patients with COVID-19 in Brunei Darussalam: Prevalence of primary bacterial co-infection in COVID-19. Western Pacific Surveillance and Response, [S. l.], v. 12, n. 3, p. 6, 2021. DOI: 10.5365/wpsar.2021.12.3.856. Disponível em: https://ojs-dev.wpro.who.int/ojs/index.php/wpsar/article/view/856. Acesso em: 4 apr. 2026.