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Author

Qiao Yang

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Open access Aug 2026

Patient characteristics, treatment patterns, and survival across estrogen receptor expression subgroups in HER2-negative breast cancer: a population-based cohort study

Summary Background Estrogen receptor (ER) low (1–9%) breast cancer (BC) often behaves like triple-negative BC, while ERhigh (≥60%) disease has a more favorable prognosis. However, tumors with ER expressing 10–59% represent a poorly defined patient population. In this nationwide cohort study, we aimed to describe real-w...

Qiao Yang, C. Boyaci, I. Zerdes et al. · 0 citations

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