1. Saccharin: an epigenetic carcinogen/mutagen?;Ashby;Fd Cosmet. Toxicol.,1978
2. Mathematical aspects of dose-response studies in carcinogenesis—the concept of thresholds;Brown;Oncology,1976
3. Models for carcinogenic risk assessment;Brown;Science, N.Y.,1978
4. Identification, characterization, and control of potential human carcinogens: a framework for federal decision-making;Calkins;J. natn. Cancer Inst.,1980
5. Chemical carcinogens and human risk assessment;Campbell,1980