DIKKALA, D. B., and A. S. GUNTREDDY. “A COMPARATIVE STUDY BETWEEN 0.5% LEVOBUPIVACAINE AND 0.75% ROPIVACAINE IN PATIENTS UNDERGOING ELECTIVE LOWER LIMB SURGERIES UNDER SUBARACHNOID BLOCK”. Asian Journal of Pharmaceutical and Clinical Research, vol. 16, no. 11, Nov. 2023, pp. 98-102, doi:10.22159/ajpcr.2023.v16i5.49681.