1. Cancer Facts and Figures—1986, American Cancer Society.
2. Fojo, A.T., Ueda, K., Slamon, D.J., et al. (1987). Expression of multidrug resistance gene in human tumors and tissues. Proc. Natl. Acad. Sci. USA 84:265–269.
3. Ozols, R.F. and Young, R.C. (1984). The chemotherapy of ovarian cancer. Semin. Oncol. 11:251–263.
4. Hall, T.C. (1966). New chemotherapeutic agents in Hodgkin’s disease. Cancer Res. 26:1297–1302.
5. Nunberg, J.H., Kaufman, R.J., Schimke, R.T., et al. (1978). Amplified dihydrofolate reductase genes are localized to a homogeneously staining region in a single chromosome in a methotrexate-resistant Chinese hamster ovary cell line. Proc. Natl. Acad. Sci. USA 75:5553–5556.