MUHAMMAD SHAHID, MUHAMMAD USMAN MOHSIN, MUDASSAR ALI, TALAL SHAHID, MUHAMMAD SARMAD, HAFSA TARIQ. Comparison of Intravenous Tramadol and Morphine in attenuation of Hemodynamic Stress Response in Patients Undergoing Laparoscopic Cholecystectomy. Pakistan Journal of Medical & Health Sciences, [S. l.], v. 17, n. 11, p. 488, 2023. DOI: 10.53350/pjmhs20231711488. Disponível em: https://pjmhsonline.com/index.php/pjmhs/article/view/6777. Acesso em: 5 dec. 2025.