1. Berenblum, I. in Cancer: A Comprehensive Treatise Vol. 1 (ed. Becker, F. F.) 323–344 (Plenum, New York, 1975).
2. Boutwell, R. K. Prog. exp. Tumor Res. 4, 207–250 (1964).
3. Stenback, F., Garcia, H. & Shubik, P. The Physiopathology of Cancer Vol. 2, 155–225 (1974).
4. Scribner, J. D. & Suss, R. Int. Rev. exp. Path. 18, 137–197 (1978).
5. Farber, E. Am. J. Path. 106, 271–296 (1982).