Rathore, Swati, Ravi Shankar, Annie P. Vijjeswarapu, Anuja Abraham, and Bijesh Yadav. “A Five Year Retrospective Study on Maternal and Perinatal Outcome in Pregnancy After Cardiac Surgery”. International Journal of Reproduction, Contraception, Obstetrics and Gynecology 7, no. 5 (April 28, 2018): 1949–1952. Accessed October 26, 2025. https://www.ijrcog.org/index.php/ijrcog/article/view/4626.