Ferreira, J. C., Ho, Y.-L., Besen, B. A. M. P., Malbuisson, L. M. S., Taniguchi, L. U., Mendes, P. V., Costa, E. L. V., Park, M., Daltro-Oliveira, R., Roepke, R. M. L., Silva Júnior, J. M., Carmona, M. J. C., Carvalho, C. R. R. and Study Group, E. (2020) “Characteristics and outcomes of patients with COVID-19 admitted to the ICU in a university hospital in São Paulo, Brazil - study protocol”, Clinics, 750, p. e2294. doi: 10.6061/clinics/2020/e2294.