Khan, B. M.; Ayub, F.; Shoukat, S.; Naseer, S. K.; Hayat, U.; Zafar, J. Comparison of Intravenous Tramadol Vs Intravenous Morphine in Attenuation of Hemodynamic Stress Response to Laryngoscopy and Endotracheal Intubation in Laparoscopic Cholecystectomy. Pak Armed Forces Med J 2023, 73 (2), 535-38. https://doi.org/10.51253/pafmj.v73i2.9199.