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PURPOSE To determine the relationship between quantitative estrogen-receptor (ER) and progesterone-receptor (PgR) expression and human epidermal growth factor 2 (HER-2) status with time to recurrence(More)
Estrogen receptor (ER) α is a well-established independent prognostic factor in breast cancer whose presence determines the clinical implications of adjuvant endocrine therapy. A second receptor, ERb(More)