“Comparison of Intrathecal Bupivacaine (17.5mg) With Preservative Free Midazolam (1mg) Versus Intrathecal Bupivacaine (17.5mg) for Postoperative Pain Relief in Lower Limb Surgeries”. International Journal of Biomedical and Advance Research, vol. 4, no. 2, Mar. 2013, pp. 83-88, https://doi.org/10.7439/ijbar.v4i2.882.