Abhishek, M, and T Nagaraju. “A Randomized Controlled Study of Ropivacaine With Adjuvants in Ultra Sound Guided Supraclavicular Brachial Plexus Blockade”. Pain Medicine, vol. 8, no. 3-4, Jan. 2023, pp. 15-19, doi:10.31636/pmjua.v8i3-4.2.