Surendra Raikwar, Jaideep Singh and Preeti Verma (2022) “Comparative clinical evaluation of buprenorphine versus morphine as adjuvant to bupivacaine in supraclavicular brachial plexus block for upper limb surgery”, International Journal of Health and Clinical Research, 5(3), pp. 438–441. Available at: https://ijhcr.com/index.php/ijhcr/article/view/4442 (Accessed: 25June2022).