Singh Sandhu, Kulwinder, Gurkiran Kaur, Oshin Thomas, Khaiko Lolia Mao, Stuti Mahajan, and Manjit Singh. “Esophageal Foreign Body in a Patient With COVID-19 Infection - A Case Report”. ENT Updates 11, no. 1 (April 22, 2021). Accessed April 29, 2025. https://ojs.ukscip.com/index.php/ENTU/article/view/799.