Bansod, A., S. A. Bansod, A. B. Galande, A. T. Shamkuwar, and K. H. Singh. “Study of Incidence of Peptic Ulcer Perforation in Young Adults”. International Surgery Journal, vol. 1, no. 3, Dec. 2016, pp. 144-7, https://www.ijsurgery.com/index.php/isj/article/view/457.