Kim, S., Choi, E., Chang, C., Kim, H., Chung, M., & Choi, Y. (2011). Comparison of the effect-site concentrations of remifentanil for Streamlined Liner of the Pharynx Airway (SLIPA) versus laryngeal mask airway SoftSealTM insertion during target-controlled infusion of propofol. Anaesthesia and Intensive Care, 39(4), 611-7. (Original work published 2011)