Ambika B, K. R. M, P. P. Tramadol and its combination with piroxicam in post-cesarean pain management: a comparative study. Int J Basic Clin Pharmacol [Internet]. 2017 Jan. 28 [cited 2025 Nov. 13];6(2):404-9. Available from: https://www.ijbcp.com/index.php/ijbcp/article/view/1143