Zuberi, A., Masoodi, T. A., Rastogi, B., Gupta, R., Malik, A. and Farooqui, R. (2019) “Comparison of postoperative analgesia and sedation responses of intravenous dexmedetomidine and esmolol during laparoscopic cholecystectomy”, International Journal of Research in Medical Sciences, 7(5), pp. 1678–1685. doi: 10.18203/2320-6012.ijrms20191658.