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Table 3 The T790M mutation in progression blood samples from patients with defined response

From: The T790M resistance mutation in EGFR is only found in cfDNA from erlotinib-treated NSCLC patients that harbored an activating EGFR mutation before treatment

  Progression sample  
Pre-treatment sample No T790 M T790 M Total
Wild-type EGFR 31 0 31
EGFR mutation 6 6 12
Total 37 6 43