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;

The frequency of sessile serrated adenomas detected during surveillance colonoscopy in patients with a history of colorectal cancer J.P. Pérez-Macías; J.C. Sánchez-del Monte; A.I. Hernández-Guerrero; W.D. Torrecilla-Ramírez; B.A. Sánchez-Jiménez; G.M. Salgado-Castellón;