Kumar, S. ., Mondal, U. ., Suba, O. ., & Ghosh, A. K. . (2026). COMPARATIVE STUDY OF ISOBARIC 0.5% LEVOBUPIVACAINE COMBINED WITH 50MCG FENTANYL VERSUS ISOBARIC RACEMIC MIXTURE OF 0.5% BUPIVACAINE COMBINED WITH 50MCG FENTANYL IN LUMBAR EPIDURAL ANAESTHESIA FOR ELECTIVE INFRAUMBILICAL SURGERY. Journal of Advanced Research in Medical and Health Science (ISSN 2208-2425), 12(1), 16-24. https://doi.org/10.61841/3vgrzv48