“Bevacizumab (Bev) with irinotecan (IRI), folinic acid (FA), and 5-fluorouracil (FU) i.v. every 2 weeks (BIFF regimen) as first-line treatment for metastatic colorectal cancer (MCRC) patients (pts): an observational study of the Southern Italy Cooperative Oncology Group (SICOG)”
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