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The epidermal growth factor receptor tyrosine kinase inhibitor (EGFRTKI) shows favorable antitumor activity against chemorefractory non-small cell lung cancer (NSCLC). However, patients with advanced NSCLC have limited treatment options available if they are refractory to EGFR-TKI. To study the influence of the retreatment EGFR-TKI after failure of first-line TKI, we carried out this retrospective study.

[Retreatment with epidermal growth factor receptor inhibitor after initial failure in advanced non-small cell lung cancer].