Cardoso, J.P., Calazans, M.I.P., Carneiro, A.L.F.C., Costa, C.M., Monteiro, E.L.O., Aristizábal, L.Y.G., Oliveira, J. da S. and Santos, A.M. dos 2023. Association between multimorbidity, intensive care unit admission, and death in patients with COVID-19 in Brazil: a cross-section study, 2020. São Paulo Medical Journal. 141, 3 (May 2023), 1–9.