UPENDRA SINGH. Smallpox Re-Emergence Risk and Global Preparedness: A Comprehensive Review. International Journal on Recent and Innovation Trends in Computing and Communication, [S. l.], v. 10, n. 3, p. 106–109, 2022. Disponível em: https://mail.ijritcc.org/index.php/ijritcc/article/view/11911. Acesso em: 1 apr. 2026.