GIANSANTE, C.; STIVANELLO, E.; PERLANGELI, V.; FERRETTI, F.; MARZAROLI, P.; MUSTI, M. A.; PIZZI, L.; RESI, D.; SARACENI, S.; PANDOLFI, P. COVID-19 vaccine effectiveness among the staff of the Bologna Health Trust, Italy, December 2020-April 2021. Acta Biomedica Atenei Parmensis, [S. l.], v. 92, n. 4, p. e2021270, 2021. DOI: 10.23750/abm.v92i4.11896. Disponível em: https://mattioli1885journals.com/index.php/actabiomedica/article/view/11896. Acesso em: 24 sep. 2021.