Negative Conversion of Progesterone Receptor Status after Primary Systemic Therapy Is Associated with Poor Clinical Outcome in Patients with Breast Cancer
Cancer Research and Treatment. 2018;50(4):1418-1432 
Estrogen receptor-β status influences clinical outcome of triple-negative breast cancer
Breast Cancer. 2009;16(4):281-282
Marked lymphovascular invasion, progesterone receptor negativity, and high Ki67 labeling index predict poor outcome in breast cancer patients treated with endocrine therapy alone
Breast Cancer. 2012;21(2):214-222
The Clinical Significance of the Estrogen Receptor β Expression for Endocrine Therapy in Patients with ERα-negative and Progesterone Receptor-positive Breast Carcinoma
Journal of Breast Cancer. 2009;12(3):156
Triple Negative Receptor Status is Associated with Poor Outcomes for Lymph Node Positive Breast Cancer Treated with Mastectomy and Modern Systemic Therapy
International Journal of Radiation Oncology*Biology*Physics. 2011;81(2):S218
Current status of adjuvant endocrine therapy for premenopausal patients with primary breast cancer
Breast Cancer Research. 2007;9(S1):
A high number of tumor free axillary lymph nodes from patients with lymph node negative breast is associated with poor outcome
Cancer. 2000;89(1):218-218
Met expression is associated with poor outcome in patients with axillary lymph node negative breast carcinoma
Cancer. 1999;86(11):2259-2265
Clinical pattern of primary systemic therapy and outcomes of estrogen receptor-positive, HER2-negative metastatic breast cancer: a review of a single institution
Breast Cancer Research and Treatment. 2017;166(3):911-917
Adjuvant Systemic Treatment in Hormone Receptor Positive, HER2 Negative Breast Cancer
Breast Cancer and Surgery. 2018;