Sharma NR, Timalsena P, DC S. A comparison of epidural analgesia provided by Bupivacaine plus Pethidine, Bupivacaine plus Morphine, or Bupivacaine plus Morphine plus Midazolam for lower limb orthopaedic surgery. J. Kathmandu Med. Coll. [Internet]. 2014 Mar. 3 [cited 2024 Dec. 27];2(3):117-21. Available from: https://jkmc.com.np/ojs3/index.php/journal/article/view/814