Efficacy of Epidural Tramadol as Adjuvant to Bupivacaine to Reduce Post-Anesthesia Shivering: Comparison with Intravenous Tramadol HCl in Elective Caesarian Section. mfm [Internet]. 2024 Apr. 13 [cited 2025 Oct. 30];31(10). Available from: http://medicalforummonthly.com/index.php/mfm/article/view/2501