Utility of Ki67 labeling index, cyclin D1 expression, and ER-activity level in postmenopausal ER-positive and HER2-negative breast cancer with neoadjuvant chemo-endocrine therapy.

PLoS One · 2019 · PMC6528995 · PMID 31112577

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highly significantno p-value reported

Previously, we reported that the pretreatment expression of PgR is a highly significant prognostic factor in ER-positive and HER2-negative breast cancer [ 4 ].

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