Patra, S. ., Chanda, R., & Biswas, C. (2022). Comparison of perineural administration of dexmedetomidine and fentanyl as an adjuvant to 0.5% bupivacaine to enhance the quality of supraclavicular brachial plexus nerve block in upper limb surgeries - A prospective, triple-blind, randomized study. Asian Journal of Medical Sciences, 13(7), 56–62. https://doi.org/10.3126/ajms.v13i7.43231