V. H. González Cárdenas, J. G. Vargas, J. E. Echeuerri, S. M. Díaz, and Y. Mena Méndez, “Pre-anesthesia evaluation in patients with chronic renal disease (emphasis on cardiovascular risk)”, Colomb. J. Anesthesiol., vol. 41, no. 2, pp. 139–145, Apr. 2013.