“Preemptive Ketorolac Is As Effective As Oxycodone Decreasing Plasma Cortisol Levels in Patients Undergoing Spinal Anesthesia”. Journal of Anesthesiology and Clinical Research 2, no. 1 (December 9, 2021): 159–169. Accessed August 27, 2026. https://www.hmpublisher.com/index.php/JACR/article/view/146.