GANJOO, S.; DEVGAN, S.; DEV, G. Second trimester placental thickness: its’ correlation with gestational age, femur length and biparietal diameter. International Journal of Reproduction, Contraception, Obstetrics and Gynecology, [S. l.], v. 7, n. 9, p. 3568–3571, 2018. DOI: 10.18203/2320-1770.ijrcog20183461. Disponível em: https://www.ijrcog.org/index.php/ijrcog/article/view/5426. Acesso em: 12 oct. 2025.