| Hans-Günter Meyer-Thompson | Fentanyl
Increasing presence of xylazine in heroin and/or fentanyl deaths, Philadelphia, Pennsylvania, 2010–2019
Increasing presence of xylazine in heroin and/or fentanyl deaths, Philadelphia, Pennsylvania, 2010–2019
Johnson J, Pizzicato L, Johnson C, et al
Injury Prevention Published Online First: 03 February 2021. doi: 10.1136/injuryprev-2020-043968
https://injuryprevention.bmj.com/content/early/2020/12/02/injuryprev-2020-043968