A study to assess placental location by ultrasonography and evaluation of its relationship with development of preeclampsia & eclampsia. International Journal of Biomedical Research, [S. l.], v. 8, n. 12, p. 668–671, 2017. DOI: 10.7439/ijbr.v8i12.4481. Disponível em: https://www.ssjournals.co.in/index.php/ijbr/article/view/4481. Acesso em: 19 mar. 2026.