IJSR International Journal of Scientific Research 2277 - 8179 Indian Society for Health and Advanced Research ijsr-9-12-32514 Original Research Paper Dilemmas in management of Pregnant Patients with Mechanical Prosthetic Valves in Rural and Semi-urban North Indian Population at a Tertiary Care Institution. Amrit Gupta Dr. Dr Indrani Ghosh Dr. Dr Neeraj kumar Dr. December 2020 9 12 01 02