Modak, S. and Basantwani, S. (2017) “Comparative study of 0.5% ropivacaine and 0.5% bupivacaine for brachial plexus block by supraclavicular approach for upper limb surgeries”, International Journal of Basic & Clinical Pharmacology, 5(4), pp. 1205–1209. doi: 10.18203/2319-2003.ijbcp20162243.