1. Montreal Behavioural Medicine Centre; Hopital du Sacre-Coeur de Montreal; Montreal Quebec Canada
2. Department of Exercise Science; Concordia University; Montreal Quebec Canada
3. Research Centre; Hopital du Sacre-Coeur de Montreal; Montreal Quebec Canada
4. Department of Psychiatry; University of North Carolina; Chapel Hill NC USA
5. Research Centre; Montreal Heart; Montreal Quebec Canada
6. Department of Psychology; UQAM; Montreal Quebec Canada
7. Department of Medicine; McGill University; Montreal Quebec Canada