PRATIBHA GUPTA. Strategies and Challenges in the Development of Coronavirus Disease-2019 Vaccine. Epidemiology, [S. l.], v. 6, n. 1, p. 1–10, 2021. DOI: 10.17140/EPOJ-6-122. Disponível em: https://openventio.us/index.php/EOJ/article/view/1664. Acesso em: 5 nov. 2026.