Shafqat, Tanveer, Rehana Rahim, and Nasreen Ruby Faiz. “Perinatal and Maternal Outcome in Retained Second Twin”. Journal of Postgraduate Medical Institute 20, no. 2 (October 10, 2011). Accessed November 21, 2024. https://jpmi.org.pk/index.php/jpmi/article/view/1019.