1 School of Nursing, University of British Columbia, T201-2211 Wesbrook Mall, Vancouver, British Columbia V6T 2B5, Canada. Electronic address: emily.jenkins@ubc.ca.
2 Canadian Drug Policy Coalition, 515 W Hastings Street, Vancouver, British Columbia V6B 5K3, Canada.
3 School of Population and Public Health, University of British Columbia, 2206 East Mall, Vancouver, British Columbia V6T 1Z3, Canada.