1. Jemal, A., Bray, F., Center, M. M., Ferlay, J., Ward, E., & Forman, D. (2011). Global cancer statistics. CA: A Cancer Journal for Clinicians,
61(2), 69–90.
2. Govindan, R., Page, N., Morgensztern, D., Read, W., Tierney, R., Vlahiotis, A., et al. (2006). Changing epidemiology of small-cell lung cancer in the United States over the last 30 years: Analysis of the surveillance, epidemiologic, and end results database. Journal of Clinical Oncology,
24(28), 4539–4544.
3. Jemal, A., Siegel, R., Ward, E., Murray, T., Xu, J., Smigal, C., et al. (2006). Cancer statistics, 2006. CA: A Cancer Journal for Clinicians,
56(2), 106–130.
4. Chambers, A. F., Groom, A. C., & MacDonald, I. C. (2002). Dissemination and growth of cancer cells in metastatic sites. Nature Reviews Cancer,
2(8), 563–572.
5. Germanov, E., Berman, J. N., & Guernsey, D. L. (2006). Current and future approaches for the therapeutic targeting of metastasis (review). International Journal of Molecular Medicine,
18(6), 1025–1036.