“Comparison of pain during endovenous laser ablation of the great saphenous vein with ultrasound-guided femoral nerve block with local anesthesia”, Ann Med Res , vol. 30, no. 2, pp. 252–257, Feb. 2023, Accessed: Apr. 03, 2025. [Online]. Available: http://annalsmedres.org/index.php/aomr/article/view/4179