HAMEED, Khalid; HASSAN, Muhammad Kaman; REHMAN, Sher. MANAGEMENT OF FOREIGN BODIES IN THE UPPER GASTROINTESTINAL TRACT WITH FLEXIBLE ENDOSCOPE. Journal of Postgraduate Medical Institute, [S. l.], v. 25, n. 3, 2011. Disponível em: https://www.jpmi.org.pk/index.php/jpmi/article/view/1089. Acesso em: 6 nov. 2025.