PANDEY, A. K.; MISHRA, S. S.; WADGAVE, Y.; MUDGIL, N.; GAWANDE, S.; DHANGE, V. B. The COVID-19 variants: an overview. International Journal Of Community Medicine And Public Health, [S. l.], v. 8, n. 10, p. 5148–5153, 2021. DOI: 10.18203/2394-6040.ijcmph20213826. Disponível em: https://www.ijcmph.com/index.php/ijcmph/article/view/8587. Acesso em: 26 oct. 2025.