LANE, J. Michael. The current and future landscape of smallpox vaccines. Global Biosecurity, [S. l.], v. 1, n. 1, 2019. DOI: 10.31646/gbio.2. Disponível em: https://jglobalbiosecurity.com/index.php/up-j-gb/article/view/2. Acesso em: 17 oct. 2025.