Illicit substance use in Polk County, Iowa – 2020 through July 2022 Posted on October 28, 2022October 28, 2022 By Becky Carter Ehren Stover-Wright, PhD, Jeremy Orcutt, Melissa Vine Inst Community Alliances; 2022 Download PDF Cannabis and Cannabinoids, DREs / Traffic Safety Resource Prosecutors, Forensic Pathology and Medicolegal Death Investigation, Seized Drugs/Controlled Substances, Sexual Assault / SANE, Social and Behavioral Sciences, Statistics and Data Analysis