KAUR, J.; KAUR, A. P.; KAUR, S.; SIDHU, H. K. Study and analysis of maternal serum alpha-fetoprotein levels as a biomarker of placental adherence in low lying placenta. International Journal of Research in Medical Sciences, [S. l.], v. 11, n. 5, p. 1704–1708, 2023. DOI: 10.18203/2320-6012.ijrms20231340. Disponível em: https://www.msjonline.org/index.php/ijrms/article/view/11965. Acesso em: 14 oct. 2025.