Includes bibliographies and index.; Inhibition of chemical carcinogenesis by phenols, coumarins, aromatic isothiocyanates, flavones, and indoles / Lee W. Wattenberg and Luke K.T. Lam -- Inhibition of carcinogen metabolism and action by disulfiram, pyrazole and related compounds / Emerich S. Fiala -- Retinoids and chemoprevention of cancer / Michael B. Sporn and Dianne L. Newton -- Ascorbic acid inhibition of N-nitroso compound formation in chemical, food, and biological systems / Sidney S. Mirvish --