Research and Biotechnology Group;
St.Luke's Medical Center;
Quezon City 1112;
Philippines;
Centro Studi Fegato;
Fondazione Italiana Fegato ONLUS;
Trieste 34149;
Italy;
Department of Surgery;
St.Luke's Medical Center;
Quezon City 1112;
Philippines;
Center for Natural Science and Environmental Research;
De La Salle University;
Manila 1004;
Philippines;
Sporadic colorectal cancer; DNA methylation; Microsatellite instability; Population genetic; Colorectal cancer;