Dr. Shivani Sharma et al. 2024. COMPARATIVE EVALUATION OF USG GUIDED FEMORAL NERVE BLOCK AND INTRAVENOUS FENTANYL FOR POSITIONING DURING SPINAL ANAESTHESIA IN SURGERY OF FEMUR FRACTURE. Journal of Population Therapeutics and Clinical Pharmacology. 31, 5 (May 2024), 994–1001. DOI:https://doi.org/10.53555/jptcp.v31i5.6275.