IBRAHIM, A. A. M. Use of gatekeeper in obese patients with fecal incontinence before bariatric surgery, is it improving the results?. International Surgery Journal, [S. l.], v. 4, n. 11, p. 3594–3598, 2017. DOI: 10.18203/2349-2902.isj20174876. Disponível em: https://www.ijsurgery.com/index.php/isj/article/view/1904. Acesso em: 20 feb. 2026.