Is metronomic cyclophosphamide and methotrexate chemotherapy a useful palliative regimen in patients with heavily pretreated metastatic breast cancer?. (April 2018) - Rush, H.; Shanmugasundaram, M.; Swampillai, A.; Harries, M.; Elinor, S.; Karapanagiotou, E.; Sandri, I.; Tutt, A.; Mansi, J.