Prognostic factors for disease-free survival in patients with T3-4 or N+ rectal cancer treated with preoperative chemoradiation therapy, surgery, and intraoperative irradiation

1. Díaz-González, J.A.
2. Calvo, F.A.
3. Cortés, J.
4. García-Sabrido, J.L.
5. Gómez-Espí, M.
6. Del Valle, E.
7. Muñoz-Jiménez, F.
8. Álvarez, E.