Callari, Angela, et al. “A Phase I—II Study of Cyclophosphamide, Epidoxorubicin, Levofolinic Acid 5-Fluorouracil and Recombinant Human Granulocyte Colony Stimulating Factor in Metastatic Breast Carcinoma”. Acta Oncologica, vol. 33, no. 8, Jan. 1994, pp. 925-9, doi:10.3109/02841869409098458.