SLIM, A. COVID-19 vaccines facing the threat of viral variants . Revue Tunisienne de BIOLOGIE CLINIQUE, [S. l.], v. 28, n. 1, 2021. DOI: 10.71699/revtunbiolclin.v28i1.124. Disponível em: https://rtbc.org.tn/ojs/index.php/rtbc/article/view/124. Acesso em: 9 nov. 2026.