Naqvi, R. H., A. Gupta, B. Khokher, S. Dhar, and S. Gupta. “Prospect of Food Bolus Obstruction in a Tertiary Care Hospital”. International Surgery Journal, vol. 9, no. 9, Aug. 2022, pp. 1572-6, doi:10.18203/2349-2902.isj20222234.