SIGNORELLI, Carlo et al. COVID-19 mortality rate in nine high-income metropolitan regions . Acta Biomedica Atenei Parmensis, [S. l.], v. 91, n. 9-S, p. 7–18, 2020. DOI: 10.23750/abm.v91i9-S.10134. Disponível em: https://mattioli1885journals.com/index.php/actabiomedica/article/view/10134. Acesso em: 28 feb. 2024.