INDRACCOLO, U. Assessing the ratio between new Covid-19 cases and new tests for Sars-Cov-2 in Italy by fractal investigation. Acta Biomedica Atenei Parmensis, [S. l.], v. 92, n. 3, p. e2021188, 2021. DOI: 10.23750/abm.v92i3.10323. Disponível em: https://mattioli1885journals.com/index.php/actabiomedica/article/view/10323. Acesso em: 27 sep. 2021.