1 Nibi Varghese is a clinical research associate at the British Columbia Centre for Excellence in HIV/AIDS; Rodney Knight is a research scientist at the British Columbia Centre on Substance Use, where Lianping Ti is a research scientist and health administrative data lead; and Lesley Gallagher is a hepatitis C nurse clinician at Vancouver Coastal Health Authority, all in Vancouver, British Columbia, Canada. Contact author: Lianping Ti, lianping.ti@bccsu.ubc.ca. The authors have disclosed no potential conflicts of interest, financial or otherwise.