ROBINSON, J.; LECLÉZIO, A.; BANERJEE, I. COVID-19 variants: The undetectable and invisible. Nepal Mediciti Medical Journal, [S. l.], v. 2, n. 1, p. 43, 2021. DOI: 10.3126/nmmj.v2i1.37224. Disponível em: https://www.nepjol.info/index.php/nmmj/article/view/37224. Acesso em: 29 apr. 2024.