Khaleel, K. A. Comparison Between the Use of Bupivacaine 0.5%alone and Bupivacaine 0.5% With Nefopam 20mg in Sciatic N Block ( Popliteal Approach) and Femoral N Block in Patients Undergoing below Knee Surgery. Al-Kindy Col. Med. J 2020, 16 (1), 52-61. https://doi.org/10.47723/kcmj.v16i1.192.