Drug testing and traffic safety: What you need to know Posted on March 18, 2022March 18, 2022 By Becky Carter Berning, A., Smith, R. C., Drexler, M., & Wochinger, K. NHTSA; 31pp; March 2022 Access article Alcohol, Biology, Cannabis and Cannabinoids, Chemistry, Crime Scene Investigation and Reconstruction, DREs / Traffic Safety Resource Prosecutors, Seized Drugs/Controlled Substances, Toxicology Tags:NHTSA