Stable patterns, shifting risks: the impact of British Columbia's decriminalization and recriminalization policies on drug use behaviours. - Ali, Farihah; Mende-Gibson, Jordan; Russell, Cayley; Torres-Salbach, Savannah; Bardwell, Geoff; Bonn, Matthew; Budau, Juls; Ivsins, Andrew; Rehm, Jürgen (Harm Reduction Journal, 2025)