SARS-CoV-2: pathogenesis, evolution and ongoing efforts in drug and vaccine development. African Journal of Biomedical Research, [S. l.], v. 24, n. 1, p. 1–9, 2021. Disponível em: https://www.ojshostng.com/index.php/ajbr/article/view/1539. Acesso em: 5 apr. 2026.