F. Urizzi, M. T. Tanita, J. Festti, L. T. Cardoso, T. Matsuo, and C. M. Grion, “Caring for critically ill patients outside intensive care units due to full units: a cohort study”, Clinics, vol. 72, no. 9, pp. 568–574, Oct. 2017, doi: 10.6061/clinics/2017(09)08.