Multicenter phase II and translational study of cetuximab in metastatic colorectal carcinoma refractory to irinotecan, oxaliplatin, and fluoropyrimidines

Heinz Josef Lenz, Eric Van Cutsem, Shirin Khambata-Ford, Robert J. Mayer, Philip Gold, Philip Stella, Barry Mirtsching, Allen L. Cohn, Andrew W. Pippas, Nozar Azarnia, Zenta Tsuchihashi, David J. Mauro, Eric K. Rowinsky