Phase II trial of cetuximab in combination with fluorouracil, leucovorin, and oxaliplatin in the first-line treatment of metastatic colorectal cancer. - Tabernero J; Van Cutsem E; Díaz-Rubio E; Cervantes A; Humblet Y; André T; Van Laethem JL; Soulié P; Casado E; Verslype C; Valera JS; Tortora G; et al. (Journal of clinical oncology : official journal of the American Society of Clinical Oncology, 2007)