ULLAH, Safir; KHAN, Mumtaz; MUMTAZ, Naeem; NASEER, Aamir. INTESTINAL OBSTRUCTION: A SPECTRUM OF CAUSES. Journal of Postgraduate Medical Institute, [S. l.], v. 23, n. 2, 2011. Disponível em: https://www.jpmi.org.pk/index.php/jpmi/article/view/87. Acesso em: 6 jun. 2025.