IJSR International Journal of Scientific Research 2277 - 8179 Indian Society for Health and Advanced Research ijsr-13-4-55581 Original Research Paper Thoracic Segmental Spinal Anaesthesia With Isobaric Levobupivacaine For Caesarean Section In A Patient With Moderate Mitral Stenosis Sanju Sadan Dr. Dr. Virendra Modi Dr. April 2024 13 4 01 02