- Largest Series of Patients with Successful Surgery Reported in Large, Prospective Clinical Trial - Abstract no: 3020, Being Presented at ECCO in Room 115-116, Starting at 12:15 on Monday 24th September 2007 New data from the large international First BEAT trial unveiled today at the European Cancer Conference (ECCO) demonstrate that a high number of patients treated with Avastin plus standard chemotherapy for their colorectal cancer underwent complete surgical removal of their metastatic