What does ‘polysubstance’ really mean? Comparing drug-involved deaths in CDC records vs. detailed medical examiner data from Los Angeles

By sjmartinez • December 31, 2025

Friedman JR, Romero R, Funnell A, Goodman-Meza D, Shover CL. What does 'polysubstance' really mean? Comparing drug-involved deaths in CDC records vs. detailed medical examiner data from Los Angeles. Int J Drug Policy. 2025 Dec 29;148:105129. doi: 10.1016/j.drugpo.2025.105129. Epub ahead of print. PMID: 41468628.

Tags: Concordance statistics, General Internal Medicine, Health surveillance, Overdose crisis, Polysubstance, Publications

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