Sharma, NR, U Rai, S Panthee, and P Shrestha. 2014. “A Comparison of Epidural Analgesia Provided by Bupivacaine Plus Pethidine, Bupivacaine Plus Morphine, or Bupivacaine Plus Morphine Plus Midazolam for Lower Limb Orthopaedic Surgery”. Journal of Chitwan Medical College 4 (1): 19-21. https://doi.org/10.3126/jcmc.v4i1.10842.