作者: Kenneth R Hess , Lajos Pusztai , Aman U Buzdar , Gabriel N Hortobagyi , None
关键词: Oncology 、 Incidence (epidemiology) 、 Estrogen receptor 、 Breast cancer 、 Endocrinology 、 Internal medicine 、 Mammary gland 、 Medicine 、 Carcinoma
摘要: Background. We conducted an analysis of prospectively collected data to compare the clinical behavior ER-negative versus ER-positive tumors with respect rates and sites recurrence.