1. Department of Equity, Ethics and Policy, McGill University, Montreal, Quebec, Canada (R.I., H.M., J.K.)
2. Department of Medicine and School of Epidemiology and Public Health, University of Ottawa, Ottawa, Ontario, Canada (D.F.)
3. Department of Biostatistics, Harvard T.H. Chan School of Public Health, Harvard University, Boston, Massachusetts (S.M.)
4. Departments of Medicine and of Epidemiology, Biostatistics and Occupational Health, McGill University, Montreal, Quebec, Canada (A.B.).