The chairman of a federal drug-testing advisory board that developed the controversial proposed mandatory guidelines for hair drug testing of truck drivers, other workers in safety-sensitive jobs and ...
The Substance Abuse and Mental Health Services Administration (SAMHSA), U.S. Department of Health and Human Services (DHHS), proposed scientific and technical guidelines for hair drug testing in ...
Hair testing for illegal drug use has gotten a boost following a recent gathering, but it still faces a long way to go before it ever possibly replaces urine testing in trucking. The drug screening ...
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