Khaleel, Khaled Ali. “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 College Medical Journal 16, no. 1 (September 8, 2020): 52–61. Accessed May 1, 2024. https://jkmc.uobaghdad.edu.iq/index.php/MEDICAL/article/view/192.