P, Natarajan, Srinivasan S. K., Dhanasekaran C, and Sekaran N. K. “Comparison of 0.2% Bupivacaine With 0.2% Ropivacaine in Femoral Nerve Block for Preoperative Positioning and Postoperative Analgesia in Femur Fractures”. International Journal of Advances in Scientific Research 2, no. 9 (October 7, 2016): 169–172. Accessed March 14, 2025. https://ssjournals.co.in/index.php/ijasr/article/view/3638.