OJHA, N. Obstetric factors and pregnancy outcome in placenta previa. Journal of Institute of Medicine Nepal, [S. l.], v. 34, n. 2, p. 38–41, 2012. DOI: 10.59779/jiomnepal.464. Disponível em: https://jiomnepal.edu.np/index.php/jiomnepal/article/view/464. Acesso em: 16 oct. 2025.