Upfront primary tumour resection and survival in synchronous metastatic colorectal cancer according to primary tumour location and RAS status: Pooled analysis of the Spanish Cooperative Group for the Treatment of Digestive Tumours (TTD)

1. Benavides, M.
2. Gómez-España, A.
3. García-Alfonso, P.
4. González, C.G.
5. Viéitez, J.M.
6. Rivera, F.
7. Safont, M.J.
8. Abad, A.
9. Sastre, J.
10. Valladares-Ayerbes, M.
11. Carrato, A.
12. González-Flores, E.
13. Robles, L.
14. Salud, A.
15. Alonso-Orduña, V.
16. Montagut, C.
17. Asensio, E.
18. Díaz-Rubio, E.
19. Aranda, E.