title: NCI alert on node-negative breast cancer.
mesh_terms: D000230:Adenocarcinoma / Q000628:therapy*; D000328:Adult; D000368:Aged; D001943:Breast Neoplasms / Q000188:drug therapy*; D002986:Clinical Trials as Topic; D005260:Female; D006801:Humans; D008207:Lymphatic Metastasis; D008875:Middle Aged