S. V., M.; REDDY, D. K.; P. K., H. Clinical study of perforations among patients at a tertiary care hospital. International Surgery Journal, [S. l.], v. 5, n. 9, p. 3078–3082, 2018. DOI: 10.18203/2349-2902.isj20183726. Disponível em: https://www.ijsurgery.com/index.php/isj/article/view/3188. Acesso em: 10 nov. 2025.