IJSR International Journal of Scientific Research 2277 - 8179 Indian Society for Health and Advanced Research ijsr-13-6-56449 Original Research Paper Mitral Valve Replacement And Intra-Aortic Balloon Pump Therapy In Severe Rheumatic Mitral Stenosis: A Case Report Varuna Varma Dr. Dr. Ravi Kumar Dr. June 2024 13 6 01 02