1. Abeloff, M. D., Eggleston, J. C., Mendelsohn, G., Ettinger, D. S., and Baylin, S. B., 1979a, Changes in morphologic and biochemical characteristics of small cell carcinoma of the lung—A clinicopathologic study, Am. J. Med. 66: 757–764.
2. Abeloff, M. D., Ettinger, D. S., Khouri, N. F., and Lenhard, R. E., 1979b, Intensive induction therapy for small cell carcinoma of the lung, Cancer Treat. Rep. 63: 519–524.
3. Adams, A. T., and Emerman, J. T., 1984, Quantitative analysis of heterogeneity of estrogen binding in human breast tumor specimens, Anal. Quant. Cytol. 6: 287–292.
4. Agrez, M. V., Kovach, J. S., and Lieber, M. M., 1982, Cell aggregates in the soft agar “humantumour stem-cell assay,” Br. J. Cancer 46:880–887.
5. Ajani, J. A., Shailendra, K. S., Spitzer, G., Hug, V. M., and Bodey, G. P., 1983, Cloning of human tumor stem cells in soft agar—An overview, Cancer Bull. 35: (1): 16–19.