Yadav, R., Sah, B., Kumar, P., & Singh, S. (2009). Effectiveness of addition of neostigmine or dexamethasone to local anaesthetic in providing perioperative analgesia for brachial plexus block: A prospective, randomized, double blinded, controlled study. Kathmandu University Medical Journal, 6(3), 302–309. https://doi.org/10.3126/kumj.v6i3.1704