1. Research Centre of the Centre hospitalier de l’Université de Montréal, Montréal, Québec, Canada
2. Department of Health Sciences, Université du Québec en Abitibi-Témiscamingue, Rouyn-Noranda, Québec, Canada
3. Department of Public Health Sciences, Queen’s University, Kingston, Ontario, Canada
4. StatsSciences Inc., Notre-Dame-de-l’Île-Perrot, Québec, Canada
5. Pain BC Society, Vancouver, British Columbia, Canada