Kaur, Jashanjot, Amrit Pal Kaur, Sukhraj Kaur, and Harjot Kaur Sidhu. “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 11, no. 5 (April 29, 2023): 1704–1708. Accessed October 14, 2025. https://www.msjonline.org/index.php/ijrms/article/view/11965.