NAIK, A.; KHOIWAL, S.; SHARMA, N.; AARTHY, P. Clinical significance of ultrasonic placental grading during third trimester in hypertensive disorders in pregnancy and its correlation with fetal outcome in tertiary care centre. International Journal of Reproduction, Contraception, Obstetrics and Gynecology, [S. l.], v. 10, n. 9, p. 3325–3330, 2021. DOI: 10.18203/2320-1770.ijrcog20213443. Disponível em: https://www.ijrcog.org/index.php/ijrcog/article/view/10792. Acesso em: 13 oct. 2025.