[1]
Unlugenc, MD, H., Tetiker, MD, S., Büyükkurt, MD, S., Guler, MD, T. and Isik, MD, G. 2018. Comparison of the effect of adding remifentanil to patient-controlled tramadol or morphine for postoperative analgesia after major abdominal surgery. Journal of Opioid Management. 5, 5 (Jan. 2018), 247–255. DOI:https://doi.org/10.5055/jom.2009.0027.