[1] Univ Victoria, Canadian Inst Subst Use Res, Victoria, BC, Canada
[2] St Michaels Hosp, MAP Ctr Urban Hlth Solut, Toronto, ON, Canada
[3] Canadian Assoc People Who Use Drugs, Dartmouth, NS, Canada
[4] ICES, Toronto, ON, Canada
[5] Univ Toronto, Leslie Dan Fac Pharm, Toronto, ON, Canada
[6] Univ Toronto, Inst Hlth Policy Management & Evaluat, Toronto, ON, Canada