Sharan, R., Jarewal, V., Singh, H., & Pal Attri, J. (2018). Comparative evaluation of Intrathecal Fentanyl with different doses of Bupivacaine on lower limb surgery. International Journal of Medical Research and Review, 6(1), 3-9. https://doi.org/10.17511/ijmrr.2018.i01.02