Breast cancer: new directions.
D000328:Adult; D000368:Aged; D001943:Breast Neoplasms / Q000628:therapy*; D005260:Female; D006801:Humans; D008875:Middle Aged; D009362:Neoplasm Metastasis; D011960:Receptors, Estrogen / Q000032:analysis
D011960:Receptors, Estrogen