Bansal, C., Bharti, P. and Singh, V.P. 2019. Panorama of foreign body in upper digestive tract in the population of Uttarakhand. International Journal of Otorhinolaryngology and Head and Neck Surgery. 5, 2 (Feb. 2019), 416–420. DOI:https://doi.org/10.18203/issn.2454-5929.ijohns20190772.