ROBBINS , R.; GOODMAN, P. S. Pfizer reaps hundreds of millions in profits from covid vaccine. Brazilian Journal of Implantology and Health Sciences , [S. l.], v. 3, n. 9, 2021. Disponível em: https://bjihs.emnuvens.com.br/bjihs/article/view/2168. Acesso em: 22 maio. 2025.