A. A. Agudelo-Suárez, A. Posada-López, and E. J. Meneses-Gómez, “Mental health in older adults of a public hospital network of Medellin, Colombia”, Rev Peru Med Exp Salud Publica, vol. 32, no. 4, pp. 701–708, Dec. 2015, doi: 10.17843/rpmesp.2015.324.1761.