Anwar, Aftab, Muhammad Almas Hashmi, and Samia Khaliq. “Upper Gastrointestinal Tract Foreign Bodies in Children: Presentation and Managment: Upper Gastrointestinal Tract Foreign Bodies”. Pakistan Armed Forces Medical Journal 68, no. 3 (June 30, 2018): 634–38. Accessed April 19, 2024. https://pafmj.org/PAFMJ/article/view/2101.