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. 2019 Jul 4;11:6139–6150. doi: 10.2147/CMAR.S200126

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© 2019 Zheng et al.

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Proportion analysis of EGFR gene mutation subtypes in the lung adenocarcinoma patients.

Notes: Exon 18, exon 19, exon 20, and exon 21 accounted for 2%, 48%, 5%, and 42%, of mutant EGFR gene, respectively. Double mutation of exon 18 and 21, exon 19 and 20, and exon 20 and 21 accounted for 2%, respectively.

Abbreviation: EGFR, epidermal growth factor receptor.