Sur, D., Agarwal, A., Chaudhary, A. K., Bogra, J., Singh, P. K., Gupta, R., & Bhatia, V. K. (2017). A comparative study of different adjuncts to enhance the effects of intrathecal bupivacaine. International Journal of Research in Medical Sciences, 5(5), 2046–2052. https://doi.org/10.18203/2320-6012.ijrms20171840