Bansal, Chetan, Prerana Bharti, and V. P. Singh. “Panorama of Foreign Body in Upper Digestive Tract in the Population of Uttarakhand”. International Journal of Otorhinolaryngology and Head and Neck Surgery 5, no. 2 (February 23, 2019): 416–420. Accessed May 21, 2026. https://www.ijorl.com/index.php/ijorl/article/view/1249.