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caren b appel
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Comprehensive procedures for drug testing in the workplace
Caren B. Appel, National Institute on Drug Abuse · U.S. Dept. of Health and Human Services, Public Health Service, Alcohol, Drug Abuse, and Mental Health Administration, Division of Applied Research, National Institute on Drug Abuse
15 sayfa · 1991
Occupational Health Services / Organization & administration / Substance Abuse Detection / Standards / Employees