IJSR International Journal of Scientific Research 2277 - 8179 Indian Society for Health and Advanced Research ijsr-11-12-45461 Original Research Paper Efficacy of Nerve Root Block for the Treatment of Lumbar Spinal Canal Stenosis in Adults older than 60 Years of Age Byshetty Raju Dr. Dr Kadiri Venkata Ranganath Dr. December 2022 11 12 01 02