SOFRA, X. Covid-19 Mutations and the Effect of Different Vaccines on Immune Memory. Journal of Endocrinology Research, [S. l.], v. 3, n. 1, p. 32–40, 2021. DOI: 10.30564/jer.v3i1.2884. Disponível em: https://journals.bilpubgroup.com/index.php/jer/article/view/2884. Acesso em: 7 may. 2024.