Mismatch repair protein MSH2, cytokeratin 18 and cytokeratin 20 expression: Clinicopathological correlation and prognostic value in colorectal cancer patients

1. González, J.J.
2. Bernardo, C.G.
3. Sanz, L.
4. Fresno, M.F.
5. Barbón, E.
6. Noval, J.G.
7. Martínez, E.