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. 2014 Apr 17;9(4):e95479. doi: 10.1371/journal.pone.0095479

Table 2. EGFR mutation in lung adenocarcinomas.

EGFR Exon 19(%) Exon 21(%) Total
Mut (−) Mut (+) Mut (−) Mut (+)
Mut(−) 402 (60.54) 0 402 (60.54) 0 402 (60.54)
Mut(+) 141 (21.23) 121 (18.22) 121 (18.22) 141 (21.23) 262 (39.46)
Total 543 (81.78) 121 (18.22) 523 (78.77) 141 (21.23) 664 (100)