Dar, Khurshid Ahmad, Nisar Hussain Dar, Nazia Mehfooz, and B. S. Datta. 2017. “Neglected Tracheo-Bronchial Foreign Bodies in Adults”. International Journal of Research in Medical Sciences 4 (6):2224-28. https://doi.org/10.18203/2320-6012.ijrms20161791.