At 74 months median follow-up, the overall survival (OS) did not reach statistical significance (6-year OS 95% versus 94% with 125 versus 147 deaths for pertuzumab and placebo, respectively).
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At 74 months median follow-up, the overall survival (OS) did not reach statistical significance (6-year OS 95% versus 94% with 125 versus 147 deaths for pertuzumab and placebo, respectively).