PATEL, M. S.; PADGHANE, C.; KULKARNI, V. M. Perianal and rectal injury due to unusual foreign body-bell. International Surgery Journal, [S. l.], v. 5, n. 3, p. 1124–1126, 2018. DOI: 10.18203/2349-2902.isj20180414. Disponível em: https://www.ijsurgery.com/index.php/isj/article/view/2552. Acesso em: 13 oct. 2025.