Zuberi, A., Tiwary, V., Rastogi, B., Gupta, K., Kumar, A. and Farooqui, R. (2018) “Comparison of hemodynamic responses of intravenous dexmedetomidine and esmolol infusion during laparoscopic cholecystectomy”, International Journal of Research in Medical Sciences, 6(4), pp. 1429–1434. doi: 10.18203/2320-6012.ijrms20181309.