A multicenter phase II study of irinotecan (CPT-11) alternated with 5-fluorouracil and leucovorin as first-line treatment of patients with metastatic colorectal cancer

1. Reina, J.J.
2. Aparicio, J.
3. Salvador, J.
4. Pica, J.M.P.
5. Rueda, A.
6. Lorenzo, A.
7. De La Puente, C.G.
8. Borrega, P.
9. Moreno-Nogueira, J.A.