1. Studies of long term administration of aflatoxin to rats as a natural food contaminant;Alfin-Slater;J. Am. Oil Chem. Soc.,1969
2. Carcinogenic action of groundnut meal containing aflatoxin in rats;Butler;Fd. Cosmet. Toxicol.,1968
3. Carcinogenic risk assessment;Cornfield;Science, N.Y.,1977
4. Criteria and procedures for evaluating assays for carcinogenic residues in edible products of animals;Food and Drug Administration;Federal Register,1977
5. Estimation of “safe doses” in carcinogenic experiments;Hartley;Biometrics,1971