a randomized trial was performed to determine relative efficacy and toxicity of two first-line combination chemotherapy regimens in women with metastatic breast cancer : cfp ( cyclophosphamide , 5-fluorouracil , prednisone ) and cmfp ( cyclophosphamide , 5-fluorouracil , methotrexate , prednisone ) .
C0055985
cmfp
C0025677
methotrexate