Tumor markers reveal which HER2+ breast cancer patients may respond to less intensive chemotherapy

The Journal of Clinical Oncology has published secondary results from the ECOG-ACRIN Cancer Research Group's CompassHER2-pCR clinical trial (EA1181, NCT04266249). The findings help identify which early-stage HER2-positive (HER2+) breast cancers may be most likely to respond to less intensive chemotherapy than the current standard.

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