Refinement of Animal Model of Colorectal Carcinogenesis through the Definition of Novel Humane Endpoints oleh Rita Silva-Reis, Ana I. Faustino-Rocha, Mariana Gonçalves, Catarina Castro Ribeiro, Tiago Ferreira, Carla Ribeiro-Silva, Lio Gonçalves, Luís Antunes, Carlos Venâncio, Rita Ferreira, Adelina Gama, Paula A. Oliveira