Rajoria, D. B. ., D. M. S. Dhaka, D. M. . Malik, and D. C. Das. “Comparison of Analgesic Effect of Preoperative Intravenous Paracetamol v/S Ketorolac in Laparoscopic Cholecystectomy under General Anesthesia”. Journal of Applied Pharmaceutical Research, vol. 11, no. 2, June 2023, pp. 06-11, doi:10.18231/j.joapr.2023.11.2.6.11.