IJSR International Journal of Scientific Research 2277 - 8179 Indian Society for Health and Advanced Research ijsr-12-5-49286 Original Research Paper Post Operative Analgesic Effect Of Intrathecal Fentanyl As An Adjuvant To 0.5% Hyperbaric Bupivacaine Compared To 0.5% Hyperbaric Bupivacaine In Subarachnoid Block In Lower Limb Orthopaedic Surgeries: An Observational Study. Dalvi Pallavi Mangesh Dr. Dr. Samiksha Kulkarni Dr. May 2023 12 5 01 02