(1)
González Cárdenas, V. H. .; Munar González, F. D. .; Gómez Barajas, W. J. .; Cardona, A. M. .; Rafael Rosero, B. .; Manrique, Álvaro J. . Remifentanil Vs. Epidural Analgesia for the Management of Acute Pain Associated With Labour. Systematic Review and Meta-Analysis. Colomb. J. Anesthesiol. 2014, 42, 281-294.