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. 2014 Apr 17;9(4):e95475. doi: 10.1371/journal.pone.0095475

Table 5. Percentage of each breast cancer subtype.

Subtype Number %
ER negative 79 24
ER positive 253 76
HER-2 negative 291 88
HER-2 positive 41 12
ER, PR and HER-2 negative 50 15

ER estrogen receptor; PR progesterone receptor; HER-2 human epidermal growth factor receptor 2.