Fida, Shabana, Sumera Qayyum, and Bushra Gul. “Placenta Praevia Frequency in Women With Previous Caesarean Section”. International journal of health sciences 7, no. S1 (January 31, 2023): 2013–2020. Accessed April 17, 2026. https://sciencescholar.us/journal/index.php/ijhs/article/view/14447.