Chaudhary, Sonam, Chanchhu Gopal saha, and Dipali Sarkar. “Electrocardiographic Changes During Pregnancy at Third Trimester: A Comparative Study”. Medical Journal of Shree Birendra Hospital 14, no. 2 (May 13, 2016): 41–46. Accessed January 30, 2025. https://nepjol.info/index.php/MJSBH/article/view/13367.