EMS drug tests: passing results?
Gordon
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D000328:Adult; D004634:Emergency Medical Technicians; D006801:Humans; D008297:Male; D009786:Occupational Health Services / Q000458:organization & administration*; D009820:Ohio; D015813:Substance Abuse Detection / Q000592:standards*; D019966:Substance-Related Disorders / Q000534:rehabilitation