LAW, S. .; LEUNG, A. W.; XU, C. . "Fourth Wave" of COVID-19 Pandemic around World. Bangladesh Journal of Infectious Diseases, [S. l.], v. 9, n. 9, p. S61-S62, 2022. DOI: 10.3329/bjid.v9i9.62616. Disponível em: https://banglajol.info/index.php/BJID/article/view/62616. Acesso em: 24 jul. 2024.