Nascimento, I. J. B. do, A. L. M. de Oliveira, P. H. C. Diniz, M. de F. Leite, and G. L. Oliveira. “Hospitalization, Mortality and Public Healthcare Expenditure in Brazil During the COVID-19 Crisis: Vulnerabilities in the Spotlight”. São Paulo Medical Journal, vol. 140, no. 2, Mar. 2022, pp. 290-6, https://periodicosapm.emnuvens.com.br/spmj/article/view/877.