Pooranan N, C D. A comparative study of Bupivacaine 0.5% versus Ropivacaine 0.5% for supraclavicular brachial plexus block (subclavian perivascular approach only) in ASA II,III patients. Int J of Adv in Sci Res [Internet]. 2016 Nov. 10 [cited 2026 Mar. 17];2(10):173-8. Available from: https://www.ssjournals.co.in/index.php/ijasr/article/view/3639