Koirala, K, S Rai, S Chhetri, and R Shah. “Foreign Body in the Esophagus-Comparison Between Adult and Pediatric Population”. Nepal Journal of Medical Sciences 1, no. 1 (February 4, 2012): 42–44. Accessed March 28, 2024. https://www.nepjol.info/index.php/NJMS/article/view/5797.