Final Results Of First European Phase Ii Trial Of Intravenous Cetuximab (Cet) And Hepatic Artery Infusion Of Irinotecan, 5-Fluorouracil, And Oxaliplatin In Patients (Pts) With Unresectable Liver Metastases From Wt Kras Colorectal Cancer (Lm-Crc) After Systemic Treatment Failure (Optiliv, Nct00852228).