bevacizumab,panitumumab
roche,amgen
['rectal', 'colorectal', 'bevacizumab', 'panitumumab']
trial just published to coincide with #aacr23: panitumumab vs bevacizumab added to standard first-line chemotherapy and overall survival among patients with ras wild-type, left-sided metastatic colorectal cancer, from jama, free to read online 
JAMA is an international peer-reviewed general medical journal published weekly online and in print, and a member of the @JAMANetwork family of journals.