Ñáñez-Varona, Diana Patricia, et al. “Restoring Microcirculation in Anesthesia: Impact, Usefulness and Controversies”. Colombian Journal of Anesthesiology, vol. 44, no. 2, Apr. 2016, pp. 140–145, https://www.revcolanest.com.co/index.php/rca/article/view/472.