C. A. . Candia-Arana and C. G. . Castillo-Monzón, “Comment about: ‘Feasibility of closed-loop titration of propofol and remifentanil guided by the bispectral monitor in pediatric and adolescent patients: a prospective randomized study’”, Colomb. J. Anesthesiol., vol. 43, no. 3, pp. 234–236, Jul. 2015.