A case report on placenta previa percreta involving urinary bladder. International Journal of Biomedical Research, [S. l.], v. 9, n. 2, p. 93–95, 2018. DOI: 10.7439/ijbr.v9i2.4668. Disponível em: https://ssjournals.co.in/index.php/ijbr/article/view/4668. Acesso em: 29 mar. 2026.