Fazal Wadood, et al. “PREEMPTIVE KETAMINE FOR POSTOPERATIVE ANALGESIA FOLLOWING GENERAL ANESTHESIA-ASSISTED TOTAL ABDOMINAL HYSTERECTOMY (TAH)”. Journal of Population Therapeutics and Clinical Pharmacology, vol. 31, no. 11, Nov. 2024, pp. 2156-61, https://doi.org/10.53555/nzb1kj63.