UNG, Trang Thi Hong et al. Circulation of human respiratory syncytial virus and new ON1 genotype in northern Viet Nam, 2017–2020. Western Pacific Surveillance and Response, Manila, Philippines, v. 14, n. 4, 2023. DOI: 10.5365/wpsar.2023.14.4.990. Disponível em: https://ojs.wpro.who.int/ojs/index.php/wpsar/article/view/990. Acesso em: 3 jun. 2026.