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Classical Cyclophosphamide, Methotrexate, and Fluorouracil Chemotherapy Is More Effective in Triple-Negative, Node-Negative Breast Cancer - OncologySTAT

Classical Cyclophosphamide, Methotrexate, and Fluorouracil Chemotherapy Is More Effective in Triple-Negative, Node-Negative Breast Cancer - OncologySTAT:
.... "Triple-negative disease was characterized by a greater frequency of tumors >2 cm and of grade 3 tumors than observed in disease that was HER2-positive and ER and PR negative and in disease that was ER and PR positive (57% vs 49% vs 35%, respectively; P < .001). Blinded pathology examination for expression of ER, PR, HER2, and Ki-67 labeling index in the primary tumors was determined by IHC studies.....