Sistema FMUSP-HC: Faculdade de Medicina da Universidade de São Paulo (FMUSP) e Hospital das Clínicas da FMUSPPAIVA, Aline Costa Mendes deNAHAS, Sergio CarlosKIMURA, Cintia M. S.MONIZ, Camila Motta VenchiaruttiMARQUES, Carlos Frederico SparapanRIBEIRO JUNIOR, UlyssesNAHAS, Caio Sergio Rizkallah2023-08-162023-08-162023JOURNAL OF GASTROINTESTINAL SURGERY, v.27, n.6, p.1258-1260, 20231091-255Xhttps://observatorio.fm.usp.br/handle/OPI/54679engrestrictedAccessabdominoperineal resectionrecurrentcancerpersistentsurvivalanusSalvage Surgery for Anal Squamous Cell Carcinoma: Still a Difficult ChallengearticleCopyright SPRINGER10.1007/s11605-022-05486-8Gastroenterology & HepatologySurgery1873-4626