SHAH, A. “TO STUDY THE EFFECT OF FENTANYL AND TRAMADOL AS AN ADJUVANT TO ROPIVACAINE IN SUPRACLAVICULAR BRACHIAL PLEXUS BLOCK”. JMS SKIMS, Vol. 23, no. Suppl 1, Dec. 2020, doi:https://doi.org/10.33883/jms.v23iSuppl%201.535.