1. Department of Cardiology; Western Infirmary; Glasgow Scotland G11 6NT United Kingdom
2. Brigham and Women's Hospital; Boston MA USA
3. Duke University Medical Center; Durham NC USA
4. Case Western Reserve University, Cleveland and VA Medical Center; OH USA
5. Hamilton General Hospital; Hamilton Ontario Canada
6. University of Washington; Seattle WA USA
7. Medicine, Cleveland Clinic Foundation; Cleveland USA
8. AstraZeneca LP; Wilmington DE USA
9. Karolinska Hospital; Stockholm SE Sweden
10. AstraZeneca, R and D Mölndal; Sweden
11. HGM-McMaster Clinic; Hamilton Ontario Canada
12. Department of Medicine; Sahlgrenska University Hospital/Östra; Göteborg Sweden