[Lymph node metastasis of breast cancer and its excision].
D000328:Adult; D000368:Aged; D001943:Breast Neoplasms / Q000601:surgery*; D005260:Female; D006801:Humans; D008197:Lymph Node Excision; D008207:Lymphatic Metastasis / Q000601:surgery*; D008875:Middle Aged