What is specimen validity testing (SVT) in the context of workplace drug testing?
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A
Laboratory testing to determine if a urine specimen has been adulterated, substituted, or diluted
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B
A field test performed by the collector to verify specimen color and odor
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C
A secondary test performed at the collection site using a point-of-care device
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D
A medical examination conducted by the MRO to confirm a donor's test result