1. Département de médecine sociale et préventive; Université Laval; Québec Qc Canada
2. Unité santé des populations et pratiques optimales en santé; CHU de Québec - Université Laval research center; Québec Qc Canada
3. Department of Epidemiology; University of Washington School of Public Health; Seattle WA USA
4. National Institutes of Health; Bethesda MD USA
5. Heart and Vascular Center of Excellence; Wake Forest University School of Medicine; Winston Salem NC USA
6. Department of Biostatistics; University of Washington School of Public Health; Seattle WA USA