CARRARA, Alessandro et al. Changes in volumes and severity of surgical urgencies during the first two COVID-19 pandemic waves in a regional hospital network. . Acta Biomedica Atenei Parmensis, Fidenza, Italy, v. 92, n. 5, p. e2021427, 2021. DOI: 10.23750/abm.v92i5.11620. Disponível em: https://mattioli1885journals.com/index.php/actabiomedica/article/view/11620.. Acesso em: 17 jul. 2024.