N. Sultan, H. M. Javed, A. J. Mir, H. Adnan, and D. Ahmed, “A Comparative Study on Duration of Supraclavicular Plexus Block Using Dexamethasone vs Tramadol as an Adjuvant to Bupivacaine for Arm and Forearm Surgeries”, Biol Clin Sci Res J, vol. 6, no. 5, pp. 400–403, May 2025.