IJSR International Journal of Scientific Research 2277 - 8179 Indian Society for Health and Advanced Research ijsr-10-2-33550 Original Research Paper Patterns Of Pulmonary Circulation In Children With Pulmonary Atresia - A Study Of Two-Hundred Cases Using Computed Tomography Jomon Mathew John Dr. Dr. Venkatraman Bhat Dr. February 2021 10 2 01 02