1. School of Public Health Sciences, Faculty of Health, University of Waterloo, Waterloo, ON N2L 3G5, Canada
2. School of Pharmacy, University of Waterloo, Kitchener, ON N2G 1C5, Canada
3. Department of Epidemiology and Global Health, Umeå University, 907 37 Umeå, Sweden
4. Lincoln International Institute for Rural Health, University of Lincoln, Brayford Way, Brayford, Pool, Lincoln LN6 7TS, UK