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;

Mismatch repair system in colorectal cancer. Frequency, cancer phenotype, and follow-up J. Rios-Valencia; C. Cruz-Reyes; T.A. Galindo-García; V. Rosas-Camargo; A. Gamboa-Domínguez;

Colon tumor location: Right side versus left side as a prognostic factor for colon cancer survival: Analysis of a retrospective cohort S.P. Molina-Meneses; L.J. Palacios-Fuenmayor; F.D. Molina-Mercado; D.F. Caycedo-Medina; R. Castaño-Llano; L.R. Gómez-Wolff; Y.E. Pérez-García;