Behdad, S., Ayatollahi, V., Harrazi, H., Nazemian, N., Heiranizadeh, N., & Baghianimoghadam, B. (2013). Remifentanil at induction of general anesthesia for cesarean section: Double blind, randomized clinical trial. Colombia Medica, 44(2), 87–91. https://doi.org/10.25100/cm.v44i2.1213