S., S.; S., S.; RAMAIAH, R. Comparison of placental grading at different periods of gestation in PIH patients and their outcome. International Journal of Reproduction, Contraception, Obstetrics and Gynecology, [S. l.], v. 8, n. 12, p. 4747–4750, 2019. DOI: 10.18203/2320-1770.ijrcog20195313. Disponível em: https://www.ijrcog.org/index.php/ijrcog/article/view/7372. Acesso em: 13 oct. 2025.