Riveros Pérez, Efraín. “Programmed Central Line Change on the Eighth Day Is Better Than Being Guided by Signs of Infection for Changing It in Critically-Ill Patients”. Colombian Journal of Anesthesiology, vol. 38, no. 4, Oct. 2010, pp. 445-5, https://www.revcolanest.com.co/index.php/rca/article/view/799.