research Postoperative Chemotherapy and Tamoxifen Compared with Tamoxifen Alone in the Treatment of Positive-Node Breast Cancer Patients Aged 50 Years and Older with Tumors Responsive to Tamoxifen: Results from the National Surgical Adjuvant Breast and Bowel Project B-16
Adding chemotherapy to tamoxifen improves survival for older breast cancer patients with positive nodes.