1. The fate of caffeine in man and a method for its estimation in biological material;Axelrod;J. Pharmacol. Exptl. Therap.,1953
2. Genetical effects of caffeine in mice;Cattanach;Z. Vererbungslehre,1962
3. A survey of chemicals for mutagenic action on E. coli;Demerec;Am. Naturalist,1951
4. Caffeine death in E. coli;Grigg;Mol. Gen. Genet.,1967
5. Caffeine potentiation of chromosome damage induced in plant and animal cells by chemical and physical agents;Kihlman,1973