Nepal M, Paudel R, Poudel R, Gautam N. Analgesic Efficacy and Tolerability of Tramadol Versus Low Dose Tramadol-Paracetamol in Patients with Gastro Intestinal Surgery. J Univ Coll Med Sci [Internet]. 2019 Dec. 31 [cited 2024 Aug. 16];7(2):39-45. Available from: https://nepjol.info/index.php/JUCMS/article/view/27136