"What constitutes a 'problem'?" Producing 'alcohol problems' through online counselling encounters
A mapping review of take-home naloxone for people released from correctional settings
Fentanyl in the US heroin supply: a rapidly changing risk environment
Heroin and fentanyl overdoses in Kentucky: epidemiology and surveillance
Heroin uncertainties: exploring users' perceptions of fentanyl-adulterated and -substituted 'heroin'