Electrocardiographic Changes During Pregnancy at Third Trimester: A Comparative Study. Medical Journal of Shree Birendra Hospital, [S. l.], v. 14, n. 2, p. 41–46, 2016. DOI: 10.3126/mjsbh.v14i2.13367. Disponível em: https://www.nepjol.info/index.php/MJSBH/article/view/13367. Acesso em: 4 jul. 2026.