1. Disposition of toxic drugs and chemicals in man;Baselt,1982
2. Drugs in the workplace;Cohen;Journal of Clinical Psychiatry,1984
3. Drug testing too costly, invasive—Study;Culhane;U.S. Journal of Drug and Alcohol Dependence,1986
4. Urine testing in the workplace;Dogoloff,1985
5. Crisis in drug testing;Hansen;JAMA,1985