In a long-term individual patient-level pooled analysis reported in the Journal of Clinical Oncology, Gandini et al found that low-dose tamoxifen was associated with good outcomes in patients with noninvasive breast neoplasia. Study Details The study used individual patient data from three clinical studies involving women with estrogen receptor–positive or unknown ductal carcinoma in situ (DCIS), microinvasive carcinoma, or high-risk breast lesions.