1. Department of Cardiology, Adelaide and Meath Hospital, Dublin; and Trinity College, Dublin, Ireland
2. Norwegian Institute of Public Health, Oslo, Norway
3. Association of Cardiac Research, Rome, Italy
4. Research Centre for Prevention and Health, Glostrup University Hospital, Denmark
5. Department of Public Health, University of Ghent, Belgium
6. Department of Public Health and Primary Health Care, University of Bergen, Norway
7. University of Tromsø, Norway