Jamliya, D. R. H., D. R. Vansola, D. B. J. Shah, and D. L. Chauhan. “Effect of Clonidine Addition To Hyperbaric 0.5% Bupivacaine For Spinal Anaesthesia In Lower Limb Surgery [A Comparative Study]: Low Dose Bupivacaine- Clonidine In Spinal Anaesthesia”. National Journal of Integrated Research in Medicine, vol. 3, no. 1, Mar. 2012, pp. 100-6, doi:10.70284/njirm.v3i1.1978.