1. National Drug and Alcohol Research Centre, University of New South Wales, Sydney, Sydney, New South Wales, Australia
2. Centre for Big Data Research in Health, University of New South Wales, Sydney, Sydney, New South Wales, Australia
3. Westmead Applied Research Centre, Faculty of Medicine and Health, The University of Sydney, Sydney, New South Wales, Australia
4. Centre for Clinical Epidemiology, Lady Davis Research Institute, Jewish General Hospital, Montreal, Quebec, Canada
5. Department of Medicine, McGill University, Montreal, Quebec, Canada
6. Department of Epidemiology, Biostatistics, and Occupational Health, McGill University, Montreal, Quebec, Canada