A PROSPECTIVE STUDY OF COMPARING PERIOPERATIVE HEMODYNAMIC AND ANALGESIC EFFECTS OF COMBINATION OF DEXMEDETOMIDINE AND ROPIVACAINE WITH PLAIN ROPIVACAINE IN USG GUIDED INTERSCALENE BRACHIAL PLEXUS BLOCK FOR ELECTIVE SHOULDER ARTHROSCOPIC SURGERIES. J Popl Ther Clin Pharmacol. 2024;31(9):1254-1263. doi:10.53555/12tw3819