Dr. Bhausaheb Dattatraya Gaikwad (2019) “COMPARATIVE STUDY OF EPIDURAL BUTORPHANOL AND EPIDURAL TRAMADOL FOR POST OPERATIVE ANALGESIA”, International Journal of Medical Science And Diagnosis Research, 3(2). Available at: https://ijmsdr.com/index.php/ijmsdr/article/view/248 (Accessed: 13 September 2026).