SHAFQAT, T.; RAHIM, R.; FAIZ, N. R. Perinatal and Maternal outcome in Retained Second twin. Journal of Postgraduate Medical Institute, [S. l.], v. 20, n. 2, 2011. Disponível em: https://jpmi.org.pk/index.php/jpmi/article/view/1019. Acesso em: 20 apr. 2024.