IJ, Onyekpa, Ogili Jeremiah J, and Odugu Boniface U. “Evaluation of the Effectiveness of Intra-Operative Low Dose Ketamine Infusion on Post-Operative Pain Management Following Major Abdominal Gynaecological Surgeries”. Jour Med Resh and Health Sci 5, no. 10 (October 7, 2022): 2269–2277. Accessed May 18, 2024. http://jmrhs.info/index.php/jmrhs/article/view/641.