J. R. . Navarro Vargas, W. . Valencia, K. . Ramírez, J. M. . Rubio, M. Bautista, and C. . Truque, “Implementation of a Cardiopulmonary Arrest Registry in a Secondary-level Hospital”, Colomb. J. Anesthesiol., vol. 39, no. 4, pp. 478–487, Oct. 2011.