Tuladhar, Lujaw Ratna, Nikhil Acharya, and Shailesh Maharjan. “A Comparative Study of Tramadol and Ketorolac for Pain Management in Post-Operative Patients With Appendectomy”. Nepal Medical College Journal 23, no. 3 (October 17, 2021): 190–193. Accessed April 19, 2024. https://www.nepjol.info/index.php/nmcj/article/view/40374.