Carneiro, C., 		Rocha, R., 		Marinho, R., 		Leichsenring, C., 		Geraldes, V., & 		Nunes, V.
(2017).
 Extralevator Abdominoperineal Excision – Review.
<em>Revista Portuguesa De Cirurgia, </em>(42), 33 - 43.
Retrieved from <a href="https://revista.spcir.com/index.php/spcir/article/view/493" target="_new">https://revista.spcir.com/index.php/spcir/article/view/493</a>