Prevalence of fentanyl in methamphetamine and cocaine samples collected by community-based drug checking services Posted on October 19, 2023October 19, 2023 By Jeff Teitelbaum Karla D. Wagner, Phillip Fiuty, Kimberly Page, Erin C. Tracy, Maryalice Nocera, Colin W. Miller, Lina J. Tarhuni, Nabarun Dasgupta Drug and Alcohol Dependence; 252; 2023 Access article Chemistry, Crime Scene Investigation and Reconstruction, DREs / Traffic Safety Resource Prosecutors, Forensic Pathology and Medicolegal Death Investigation, Seized Drugs/Controlled Substances, Toxicology