Drug monitoring in the workplace: results from the California Commercial Laboratory Drug Testing Project.
Anglin
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MD
California Drug Abuse Information and Monitoring Project (DAIMP), Los Angeles 90024-3511.
Westland
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CA
D002140:California; D006801:Humans; D007753:Laboratories; D008991:Monitoring, Physiologic; D009786:Occupational Health Services; D019966:Substance-Related Disorders / Q000175:diagnosis*