passages.id: 1346
passages.type: sentence
passages.text: Amonafide : An active agent in the treatment of previously untreated advanced breast cancer -- a cancer and leukemia group B study ( CALGB 8642 ) .
entities.id: 1347
entities.type: intervention
entities.text: Amonafide
entities.id: 1348
entities.type: participant
entities.text: previously untreated advanced breast cancer