Citation: Cano M, Zhu DT, Aponte-Meléndez Y, Mateu-Gelabert P, Bennett AS. Overdoses with Xylazine and Fentanyl Recorded in Pennsylvania’s Overdose Information Network: An Analysis of Law Enforcement/First Responder-Reported Overdose Response. J Psychoactive Drugs. 2025 Jul 27:1-11. doi: 10.1080/02791072.2025.2537039. Epub ahead of print. PMID: 40717235.