IJSR International Journal of Scientific Research 2277 - 8179 Indian Society for Health and Advanced Research ijsr-9-9-27530 Original Research Paper EVALUATION OF POST–OPERATIVE ANALGESIC EFFICACY OF LOCAL INFILTRATION ANALGESIA IN PATIENTS UNDERGOING TOTAL KNEE ARTHROPLASTY –A PROSPECTIVE RANDOMIZED STUDY S P Garg Dr. Dr Prashant Pandey Dr. September 2020 9 9 01 02