Etoposide in the treatment of refractory breast cancer.
D000970:Antineoplastic Agents / Q000008:administration & dosage; D001943:Breast Neoplasms / Q000188:drug therapy*; D004359:Drug Therapy, Combination; D005047:Etoposide / Q000627:therapeutic use*; D005260:Female; D006801:Humans; D011034:Podophyllotoxin / Q000031:analogs & derivatives*
D000970:Antineoplastic Agents; D005047:Etoposide; D011034:Podophyllotoxin