T., Malarvizhi, Vidhya A., and Lavanya R. 2018. “A Comparative Study of Intravenous Dexmedetomidine and Midazolam on Prolongation of Spinal Anesthesia”. International Journal of Research in Medical Sciences 6 (4):1297-1303. https://doi.org/10.18203/2320-6012.ijrms20181286.