Letter to the Editor: Worse prognosis caused by anti-EGFR treatment in advanced colorectal cancer patients with KRAS mutation.
Department of General Surgery, Putuo Hospital, Shanghai University of Traditional Chinese Medicine, Shanghai, 200062, China.International Journal of Colorectal Disease (impact factor: 2.38). 07/2012; DOI:10.1007/s00384-012-1525-4
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