IJSR International Journal of Scientific Research 2277 - 8179 Indian Society for Health and Advanced Research ijsr-12-5-49581 Original Research Paper Pre-Emptive Versus Post-Surgery Intraperitoneal Instillation of Local Anaesthetic: Comparative Evaluation for Post Operative Pain Relief After Laparoscopic Cholecystectomy - Prospective Randomized Comparative Study Prabhat Parmar Dr. Dr. Akshar Patel Dr. Dr. Abhishek Zala Dr. May 2023 12 5 01 02