Differences in risk factors, demographic and clinicopathologic characteristics at diagnosis between proximal and distal colon cancer: A multicenter retrospective cohort analysis R.A. Muñoz; F.J. Miranda; A.A. Ramírez; D. Regalado; J.C. Ortiz; G. Gallardo; S. Pizarro;

SOX9 immunosuppression in primary colorectal cancer tumors with lymph node metastasis M.C. Gutiérrez-Gil; M. Espino-Larralde; V.M. Loza-González; H.G. Hernández-Rodríguez;

Case report: Adenocarcinoma of the rectum with implantation metastasis in the perianal region F. Barreda; R. Cruz; H. Benites-Goñi; C. Barreda; J. Alférez;