R. Panigrahi, R. Roy, A. Prasad, A. K. Mahapatra, A. Priyadarshi, and N. Palo, “High dose dexamethasone offers better postoperative analgesia than dexmedetomidine when added to intra articular ropivacaine following knee arthroscopic surgery”, apic, pp. 273-277, Jan. 2019.