CARNEIRO, Carla et al. Extralevator Abdominoperineal Excision – Review. Revista Portuguesa de Cirurgia, [S.l.], n. 42, p. 33 - 43, sep. 2017. ISSN 2183-1165. Available at: <https://revista.spcir.com/index.php/spcir/article/view/493>. Date accessed: 24 apr. 2024.