Characterizing rapid changes in the prevalence and concentration of key compounds in Philadelphia’s street opioid retail supply, March 2024-March 2025.

Hochstatter, K., Nadel, T., Sisco, E., Bourgois, P., Laurel, S., Appley, M.G., Pyfrom, E.M., Montero, F. (in press). Characterizing rapid changes in the prevalence and concentration of key compounds in Philadelphia’s street opioid retail supply, March 2024-March 2025. Drug and Alcohol Dependence.