IJSR International Journal of Scientific Research 2277 - 8179 Indian Society for Health and Advanced Research ijsr-9-11-31765 Original Research Paper Evaluation of Ultrasound Guided Quadratus Lumborum - type I Block for postoperative analgesia after Laparoscopic Cholecystectomy. Navyashree Krishnashastry Srinivasa Dr. Dr Hiremathada Sahajananda Dr. November 2020 9 11 01 02