1. Department of Social and Preventive Medicine, Faculty of Medicine Université Laval Quebec QC Canada
2. CHU de Québec – Université Laval Research Centre Quebec QC Canada
3. Bureau d'information et d'études en santé des populations, Institut national de santé publique du Québec Quebec QC Canada
4. Department of Medicine, Faculty of Medicine Université Laval Quebec QC Canada
5. Department of Medicine, Faculty of Medicine Université de Montréal Montreal QC Canada