Efficacy Of Variable Concentrations Of Ropivacaine In Ultrasound-Guided Anterior Sciatic Nerve Block For Patients Undergoing Lower Limb Surgeries . Int. J. Environ. Sci. [Internet]. 2025 Sep. 29 [cited 2025 Oct. 11];:2555-60. Available from: https://theaspd.com/index.php/ijes/article/view/10583