Sasikumar, Navaneetha, Indra Kuladhipati, Sowmya Ramanan, Premsekar Rajasekaran, Raghavan Suramanyan, and Krishna Manohar Soman Rema. “Congenital Pulmonary Vein Stenosis - Diagnosis and Treatment”. International Journal of Medical Research and Review 1, no. 1 (March 31, 2013): 20- 26. Accessed November 23, 2024. https://ijmrr.medresearch.in/index.php/ijmrr/article/view/5.