Quintero-Cifuentes, I. F.; Pérez-López, D.; Victoria-Cuellar, D. F.; Satizábal-Padridín, N.; Billefals-Vallejo, E. S.; Castaño-Ramírez, D. A.; Beltrán-Osorio, L. D. Incidence of Early Postanesthetic Hypoxemia in the Postanesthetic Care Unit and Related Factors. Colomb. J. Anesthesiol. 2018, 46, 309-316.