Poonia S, Pandey N, Gupta A. Comparative study of abnormal placentation in patients with previous two caesarean section over two time periods. Int J Reprod Contracept Obstet Gynecol [Internet]. 2016 Dec. 14 [cited 2025 Sep. 25];5(11):3879-82. Available from: https://www.ijrcog.org/index.php/ijrcog/article/view/356