Trivedi, D. L., D. K. Vaghela, D. D. Tripathi, D. K. Hirani, and D. H. Trivedi. “Evaluation OfAnalgesic Effect of Femoral Nerve Block for Positioning Of Patient For Subarachnoid Block In Patients With Fracture Femur: A Randomized, Double Blind, Parallel Group, Comparative Study Between Ropivacaine And Bupivacaine: FNB for Positioning for Subarachnoid Block in Femur Fracture”. National Journal of Integrated Research in Medicine, vol. 5, no. 4, Jan. 2018, pp. 62-67, doi:10.70284/njirm.v5i4.770.