A Study of Incidence of Pre-Eclampsia in Relation to Maternal Age. International Journal of Physiology, [S. l.], v. 9, n. 2, p. 23–26, 2021. DOI: 10.37506/ijop.v9i2.2913. Disponível em: https://mail.ijop.net/index.php/ijop/article/view/2913. Acesso em: 17 may. 2026.