Oliveros, H., F. Ríos, D. A. Botero-Rosas, S. C. Quiroga, F. C. Cifuentes, G. A. Rodríguez, and M. P. Morales. “Variability of Anesthetic Depth in Total Intravenous Anesthesia Vs Balanced Anesthesia Using Entropy Indices: A Randomized, Crossover, Controlled Clinical Trial”. Colombian Journal of Anesthesiology, Vol. 48, no. 3, July 2020, pp. 111-7, https://www.revcolanest.com.co/index.php/rca/article/view/900.