IJSR International Journal of Scientific Research 2277 - 8179 Indian Society for Health and Advanced Research ijsr-10-1-33079 Original Research Paper Evaluation of Haemodynamic and Capnographic Changes in Open and Laparoscopic Cholecystectomy Bimal Krushna Panda Dr. Dr Sagarika Rout Dr. Dr Anish Rajan Dr. Dr Priya Ranjan Jena Dr. January 2021 10 1 01 02