Khan BM, Ayub F, Shoukat S, Naseer SK, 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. PAFMJ [Internet]. 2023 May 3 [cited 2024 Apr. 18];73(2):535-38. Available from: https://pafmj.org/PAFMJ/article/view/9199