D. P. Lima, M. E. Ochiai, A. B. Lima, J. A. E. Curiati, J. M. Farfel, and W. Jacob Filho, “ Delirium in hospitalized elderly patients and post-discharge mortality ”, Clinics, vol. 65, no. 3, pp. 251–255, Jan. 2010, doi: 10.1590/S1807-59322010000300003.