IJSR International Journal of Scientific Research 2277 - 8179 Indian Society for Health and Advanced Research ijsr-11-7-42625 Original Research Paper Comparison of analgesic effect of intravenous fentanyl vs femoral nerve block during spinal anesthesia positioning in patients undergoing femur fracture surgery. Dinesh Babariya Dr. Dr Dipti Desai Dr. July 2022 11 7 01 02