GULMEZ, S. An 8 Years’ experience in surgical treatment of anal fistula . Annals of Medical Research, [S. l.], v. 27, n. 8, p. 2031–2035, 2021. Disponível em: https://annalsmedres.org/index.php/aomr/article/view/916. Acesso em: 4 dec. 2021.