GIANFREDI, Vincenza et al. Immediate adverse events following COVID-19 immunization. A cross-sectional study of 314,664 Italian subjects.: Immediate adverse events following COVID-19 immunization. Acta Biomedica Atenei Parmensis, Fidenza, Italy, v. 92, n. S6, p. e2021487, 2021. DOI: 10.23750/abm.v92iS6.12365. Disponível em: https://mattioli1885journals.com/index.php/actabiomedica/article/view/12365. Acesso em: 14 may. 2025.